Answer:
3 2/10 - 1 4/10 = ?
32/10 - 14/10 = ?
18/10 = ?
1 8/10 = 1 4/5
but in decimal terms
both 1 8/10 and 1 4/5 are equal to 1.8
The lengths of the sides of a right triangle are three consecutive integers, right, and solve an equation to find the three integers
The only possible solution is x = 2. Therefore, the three consecutive integers that form the sides of the right triangle are 2, 3, and 4.
How to find side of triangle?Since they are consecutive integers, let's assume that the hypotenuse, which is the longest side of the right triangle, is x+2, as it is three units longer than the shortest side.
In a right triangle, the hypotenuse's square is equal to the sum of the squares of the other two sides, according to the Pythagorean theorem. We can thus write:
\((x+2)^2 = x^2 + (x+1)^2\)
Expanding the squares, we get:
\(x^2 + 4x + 4 = x^2 + x^2 + 2x + 1\)
Simplifying and rearranging terms, we get:
\(2x^2 - 2x - 3 = 0\)
We can solve this quadratic equation by using the quadratic formula:
x = (-b ± \(\sqrt{b^2 - 4ac}\)) / 2a
where a = 2, b = -2, and c = -3.
Plugging in these values, we get:
x = (-(-2) ± \(\sqrt{((-2)^2 - 4(2)(-3)))\) / 2(2)
x = (2 ± \(\sqrt{(4 + 24))\) / 4
x = (2 ± \(\sqrt28}\) / 4
x = (2 ± \(2\sqrt{7}\)) / 4
x = 1/2 ± \(\sqrt{7}\)/2
The only option is x = 2, since x must be an integer. As a result, the numbers 2, 3, and 4 are the three consecutive integers that make up the sides of the right triangle.
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in a classroom 5/8 of the students are wearing blue shirts and 1/4 for wearing white shirts there are 24 students in the classroom how many are wearing shirts other than blue shirts and
Answer:
3
Step-by-step explanation:
Those wearing a shirt of another color are ...
1 - 5/8 -1/4 = 8/8 -5/8 -2/8 = 1/8
of the total number of students in the classroom
(1/8)×(24 students) = 3 students . . . . wearing another color
_____
Alternate solution
With the given information, you know ...
(5/8)(24) = 15 . . . students wear blue
(1/4)(24) = 6 . . . . students wear white
24 -15 -6 = 3 . . . students wear another color
4.81 x 10^3) + (7.913 x 10^5)
2x =125.9 please what is the answer?
Step-by-step explanation:
\(x = 125.9 - 2 \\ x = 1259 - 2 \div 100\)
100 as u are removing the decimal
mate I framed it as easy I can
and I know now u can solve it
enjoy your day
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pls make me brainliest
Answer:
x=12.95
Step-by-step explanation:
first you should divide both sides by 2 it should look like this:2x/2=25.9/2
then you should divide and you should get: x=25.9/2
then you divide and you should get 12.95
what is the area of this shape
Answer:
Step-by-step explanation:
first you have to find the area of the small triangle ⇒
1/2×10×24=120
find the area of the big triangle ⇒
1/2×18×24=216
∴the area of this shape=120+216=336 square units
Which of the following equations are equivalent? Select three options. 2 + x = 5 x + 1 = 4 9 + x = 6 x + (negative 4) = 7 Negative 5 + x = negative 2
Someone help solve this pleAse and ty!!!
Answer:
1
Step-by-step explanation:
it has to be the same slope and only slope that is right is 1.
explain how to find 45% of a number
A-multiply the number by 0.45.
B-Divide the number by 4.5.
C-Divide the number by 45.
D-multiply the number by 4.5.
What is the midpoint of the line segment with endpoints (1,2) and (7,8)?
Answer:
(4,5)
Step-by-step explanation:
Use the midpoint formula
(( x1 + x2)/2, (y1 + y2)/2 )
7 + (−3) simplify
please
Answer:
4
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
When you add a negative number, you're basically subtracting it.
7 - 3 = 4
Hope this helps! Good luck :)
O GEOMETRY Identifying parallelograms, rectangles, and squares 5 mm Figure A Explanation 5 mm 5 mm (a) Which figures are parallelograms? Mark all that apply. Figure A (b) Which figures are squares? Mark all that apply. O Figure A Figure B (c) Which figures are rectangles? Mark all that apply. O Figure A 5 mm O Figure B O Figure C O Figure B Check 6 mm Figure C O Figure C Figure B 4 mm 4 mm 6 mm 6 mm None of the figures O None of the figures O None of the figures Figure C 3 mm 6 mm 3 mm ? 0/5 Terms of se Nikida Espa D 9 E 2 Privacy Center Acces
SOLUTIONS
Yes, all rectangles are parallelograms because a rectangle has two sets of parallel sides and two pairs of opposite sides that are equal. Therefore, it abides by all the properties of a parallelogram
No, a parallelogram is not always a rectangle. In a rectangle, all angles must be equal to 90°. But for a parallelogram, no angles need to be equal to 90°
James T-shirt business uses the demand function P = -Q+31 and the supply function P = Q-17. According to these functions, what will the
equilibrium point (P.Q) be for James T-shirt business?
The equilibrium point for James T-shirt business is (P, Q) = (7, 24).
To find the equilibrium point (P, Q) for James T-shirt business
we need to set the demand function equal to the supply function and solve for the values of P and Q.
Demand function: P = -Q + 31
Supply function: P = Q - 17
Setting them equal:
-Q + 31 = Q - 17
Adding Q to both sides and subtracting 31 from both sides:
2Q = 48
Dividing both sides by 2:
Q = 24
Now, we can substitute this value of Q into either the demand or supply function to find the corresponding value of P.
P = Q - 17
P = 24 - 17
P = 7
Therefore, the equilibrium point for James T-shirt business is (P, Q) = (7, 24).
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3 ratios equivalent to 35:45
take 35:45 and just multiply both sides by the same number to find an equivalent ratio.
ex:/// 35 x 2 (70) 45 x 2 (90)
whichever number comes first in the original ratio, the product is going to be the first in the next ratio.
ex:/// 70:90
Help
look at the picture
\(x7 - 2 \: or \: x \leqslant - 3\)
what is the name of the shape graphed by the function theta=-4pie/3
Step-by-step explanation:
On a polar plane, the shape will be a line that goes through the pi/2- pi quadrant , and 3pi/2- 2pi quadrant
On a Cartesian or rectangular plane, the shape will be a line as well passing through 2nd and 4th quadrant
Please help!!!! It’s urgent
Which of the following rational functions is graphed below?
-10
10-
-10
1
A. F(x) = 1/x(x+3)
B. F(x)= x/x+3
C. F(x)= 3/x
D. F(x)= 1/x(x-3)
Answer:
the answer is D. F(x) = 1/x(x-3)
Step-by-step explanation:
For the function, find the point(s) on the graph at which the tangent line has slope 2.
y=-0.025x^2 +4x
If y = -0.025x^2 + 4x, then
y' = -0.05x + 4
Set y' = 2:
2 = -0.05x + 4
-2 = -0.05x
40 = x
Go back to y to find the point:
y = -0.025(40)^2 + 4(40) = 120
So the point (40, 120) on y = -0.025x^2 + 4x will have tangent line with a slope of 2.
John bought at gug
skateboard
that originally
cost $375. He used a MUSU
coupon for 25% off. If he
paid 6% sales tax, how 1000
much did he spend on the
skateboard?
Answer:
$298.125 = $298.13
Step-by-step explanation:
Original Cost: $375
Cost with discount: 375*0.75 = $281.25
Cost with 6% tax: 281.25*1.06 = $298.125 = $298.13
Angus earns $8.80 an hour at his Saturday job and $7.50 per hour at his after school job. Last week he earned a total of $127.80. The hours he worked after school were four hours more than he worked on Saturday. How many hours did he work on Saturday?
Based on equations, Angus worked 6 hours on Saturday and 10 hours at his after-school job last week earning a total of $127.80.
How the hours are determined:The hourly rate at Angus' Saturday job = $8.80
The hourly rate at Angus' after-school job = $7.50
The total earnings last week = $127.80
Let the hours Angus worked at Saturday job = x
Let the hours Angus worked after-school = 4 + x
The total hours worked = x + x + 4
2x + 4
Equations:The total earnings last week 127.80 = 8.8x + 7.5x + 4 (7.5)
127.80 = 8.8x + 7.5x + 30
127.8 - 30 = 16.3x
Hours worked at Saturday Job:x = 6 hours
Hours worked at After-School Job:x + 4 = 10 hours
2x + 4 = 16 (12 + 4)
Check:
Earnings at Saturday job = $52.80 ($8.80 x 6)
Earnings at after-school job = $75.00 ($7.50 x 10)
Total earnings = $127.80
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permieter of 2 rectangles is 54 cm.
work out the area of a square
The Area of Square is 81 cm².
let the side of the square which is length for both rectangles be a.
let the width of rectangle be x and y.
So, x+ y= a
sum of perimeters= 54
2 (a +x ) + 2 (a+ y) = 54
2a+ 2x + 2a+ 2y = 54
2a + 2a + 2(x+ y) = 54
4a + 2 (a) = 54
4a + 2a = 54
6a = 54
a= 54/6
a= 9
So, area of square
= 9 x 9
= 81 cm²
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1 If the unit rate is 23 mi/gal, how many gallons does it take to travel 23 mi?
gal
Solve it
Answer:
1 gallon
Step-by-step explanation:
unit rate is 23 mi/gal.
Multiply this by 1 gallon to get to 23 miles
23 mi/ gal * 1 gallon = 23 miles
1 gallon
Answer:
it takes 1 gallon to travel 23 mil
Find all possible values for A, B, and C
AB + AB + AB + AB=CA
AAnswer:
Las Letras A B C , en matematicas el valor puede variar ; ya que ya depende del valor que se le otorge o ya si es una operacion , pues el valor que se obtiene , es decir las letras en matematicas no tiene o poseen un valor fijo
Step-by-step explanation:
Driver's Delight is considering building a new track. They have a circular space
with a diameter of 150 feet. Compute the circumference of the circular space.
Use 3.14 for it. Round your answer to the nearest hundredth, if necessary.
Answer:
The answer is 471 feetStep-by-step explanation:
Since the the track is circular
Circumference of a circle = πd
where
d is the diameter
π = 3.14
From the question
diameter = 150 feet
Circumference = 150π
= 150(3.14)
We have the final answer as
Circumference = 471 feetHope this helps you
Answer:
471.23 ft
Step-by-step explanation:
The circumference of this space is C = πd = (150 ft)π, or approximately
471.23 ft
Show how to solve it step by step
tan(x)cot(x)=1
There are two ways to confirm the identity.
Method 1
\(\tan(x)\cot(x) = 1\\\\\tan(x)\frac{1}{\tan(x)} = 1\\\\\frac{\tan(x)}{\tan(x)} = 1\\\\1 = 1 \ \ \checkmark\\\\\)
--------------------------------------------
Method 2
\(\tan(x)\cot(x) = 1\\\\\left(\frac{\sin(x)}{\cos(x)}\right)\left(\frac{\cos(x)}{\sin(x)}\right) = 1\\\\\frac{\sin(x)\cos(x)}{\cos(x)\sin(x)} = 1\\\\\frac{\sin(x)}{\sin(x)} = 1\\\\1 = 1 \ \ \checkmark\\\\\)
What are the rectangular coordinates of the polar coordinates (3√5,−π/8)?
Enter your answer in the box. Enter values rounded to the nearest hundredth.
The rectangular coordinates of the polar coordinates (3√5, -π/8) are approximately (3.35, -0.77).
To convert polar coordinates (r, θ) to rectangular coordinates (x, y), we use the following formulas:
x = r * cos(θ)
y = r * sin(θ)
In this case, the given polar coordinates are (3√5, -π/8).
Applying the formulas, we have:
x = (3√5) * cos(-π/8)
y = (3√5) * sin(-π/8)
Evaluating the trigonometric functions using a calculator or trigonometric tables, we find:
x ≈ 3.35
y ≈ -0.77
Rounding these values to the nearest hundredth, the rectangular coordinates of the polar coordinates (3√5, -π/8) are approximately (3.35, -0.77).
Please note that the angle -π/8 represents a counterclockwise rotation of π/8 radians from the positive x-axis in the Cartesian coordinate system.
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3. Which of the following are true? The universe for each statement is given in parentheses.
a) (Vx) (x+xzx). (R)
b) (3x) (2x+3=6x+7). (N)
c) (3x) (3*=x²). (R)
d) (3) (3x). (R)
e) (3x) (3(2-x)=5+8(1-x)). (R)
f) (Vx)(Vy) [x
The statement that are true are:
a) (Vx) (x+xzx). (R)
c) (3x) (3*=x²). (R)
d) (3) (3x). (R)
f) (Vx)(Vy) [x<y -> (3x<3y)]. (R)
What are the statement that are true?a) (Vx) (x+xzx). (R) - This statement is true. It is a vacuously true statement, meaning it is true because the predicate (x+xzx) is never satisfied for any element x in the universe (R).
b) (3x) (2x+3=6x+7). (N) - This statement is false. There is no value of x in the universe (N) that satisfies the equation 2x+3=6x+7.
c) (3x) (3*=x²). (R) - This statement is true. For every value of x in the universe (R), 3 times x is equal to x squared.
d) (3) (3x). (R) - This statement is true. For any value of x in the universe (R), multiplying x by 3 will always result in a real number, which means 3x is also in the universe (R).
e) (3x) (3(2-x)=5+8(1-x)). (R) - This statement is false. There is no value of x in the universe (R) that satisfies the equation 3(2-x)=5+8(1-x).
f) (Vx)(Vy) [x<y -> (3x<3y)]. (R) - This statement is true. For any two elements x and y in the universe (R) where x<y, 3x is always less than 3y, so the implication (3x<3y) is true. Since this is true for all x and y, the universal quantifiers (Vx)(Vy) make the statement true.
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A parking lot is 126.1 m long and 38.06 m wide, what is the perimeter of the lot? Express your answer using four significant figures.
This i questions hellllllllppppppppppppppppppppppppppp
Answer:
I dont understand what you mean by this I questions, but that is the Order of Operations. You use "PEMDAS" to memorize all 4 Order of Operations..
Step-by-step explanation:
Answer the following questions based on the diagram below.
Find the sine and cosine of the values of angles r and s. Leave the answers as fractions.
sin r° =
cos r° =
tan r° =
sin s° =
cos s° =
tan s° =
Answer:
sin(r) = 15/17
cos(r) = 8/17
tan(r) = 15/8
sin(s) = 8/17
cos(s) = 15/17
tan(s) = 8/17
Step-by-step explanation:
⭐What are trigonometric functions?
the ratios of 2 side lengths in regard to an angle that is not the 90 degrees anglesin(θ) = opposite/hypotenusecos(θ) = adjacent/hypotenusetan(θ) = opposite/adjacentθ = an angle measure that is not the 90 degrees angleTo find out what sin, cos, or tan of each angle is, we need to identify what type of side lengths the given side lengths are (opposite, adjacent, or hypotenuse).
I have labeled it in the picture attached to this response.
⭐if this response helped you, please mark it the "brainliest"!⭐
tell me what number is π
Answer: approximately 3.14
Step-by-step explanation: In decimal form, the value of pi is approximately 3.14. But pi is an irrational number, meaning that its decimal form neither ends (like 1/4 = 0.25) nor becomes repetitive (like 1/6 = 0.166666...). (To only 18 decimal places, pi is 3.141592653589793238.)