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Answer:

For example the first one would be concave.

Step-by-step explanation:

This is because concave mirrors typically create more realistic visuals.

Whereas, convex mirrors are like those bulging mirror like a magnifying glass that create more virtual images.

Answer:

$500

Step-by-step explanation:

100-12=88

88/100=440/x

88x=100(440)

88x=44000

/88.  /88

x=500

hopes this helps

Answer:

102

7.43 Answer by question

The most straightforward method for identifying the causal effect of licensing requirements on quality of care at nursing homes is a difference-in-differences (DID) approach

A difference-in-differences (DID) approach. This involves comparing the difference in quality of care received at nursing homes with fewer than 100 beds before and after the licensing requirement was introduced, with the difference in quality of care received at nursing homes with over 100 beds before and after the licensing requirement was introduced. This approach takes advantage of the policy change and the pre-existing difference in licensing requirements to isolate the effect of licensing on quality of care.

The most straightforward method for identifying the causal effect of licensing requirements on quality of care at nursing homes is a difference-in-differences (DID) approach, which compares the change in quality of care at facilities with fewer than 100 beds before and after the licensing requirement was introduced, with the change in quality of care at facilities with over 100 beds before and after the licensing requirement was introduced.

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The percent of the field goals did Samuel make will be 77.5%.

A percentage is a value or ratio that may be stated as a fraction of 100. If we need to calculate a percentage of a number, we should divide it's entirety and then multiply it by 100. The percentage therefore refers to a component per hundred. Per 100 is what the word percent means. It is represented by %.

Samuel made 31 out of 40 field goals during football practice. The percent of the field goals did Samuel make will be:

= 31 / 40 × 100

= 77.5%

The percentage is 77.5%.

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The match of each power of expression with its simplified expression are

(i)  (4⁰)⁻⁹     ⇔  (b) 4⁰  

(ii)  (-4⁹)²    ⇔  (a) (-4)¹⁸

(iii) (4⁶)⁻³    ⇔  (c) 1/4¹⁸

(iv) (4⁻³)⁻³  ⇔   (d) 4⁹.

To simplify these expressions, we use the rule which states that when we have a power raised to another power, we can multiply the exponents.

(i) (4⁰)⁻⁹ = 4⁰, So, (i) matches with Option(b) 4⁰,

(ii) (-4⁹)² = (-4)¹⁸, because 9×2 = 18,

So, (ii) matches with Option (a) (-4)¹⁸.

(iii) (4⁶)⁻³ = (4)⁻¹⁸ = 1/4¹⁸ ,

So, (iii) matches with Option (c) 1/4¹⁸.

(iv) (4⁻³)⁻³ = 4⁹, because -3×-3 = 9,

So, (iv) matches with Option (d) 4⁹.

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The given question is incomplete, the complete question is

Match each power of a power expression with its simplified expression:

(i)   (4⁰)⁻⁹          (a) (-4)¹⁸

(ii)  (-4⁹)²          (b) 4⁰

(iii) (4⁶)⁻³          (c) 1/4¹⁸

(iv) (4⁻³)⁻³        (d) 4⁹

Answer:

c

Step-by-step explanation:

Explanation:

The ASA indicates that the side (S) is between the two angles (A). The order is important. For the bottom triangle, the side between the red angles is segment ST. The upper triangle has the segment UX between the red angles. If we know that ST = UX, then we can use the ASA rule to prove the triangles are congruent.

Side note: ST = UX is the same as UX = ST. Furthermore, ST is the same as TS, and UX is the same as XU. So there are a few ways to fill in that blank.

Answer:

Yellow White And Orange I pretty Sure!! Im sorry if this is not what you want! I can change it if so.

Step-by-step explanation:

The scale factor of the dilation is given by the equation s = 2.5

Resizing an item uses a transition called Dilation. Dilation is used to enlarge or contract the items. The result of this transformation is an image with the same shape as the original. However, there is a variation in the shape's size. Dilation transformations ensure that the shape will stay the same and that corresponding angles will be congruent

Given data ,

Let the triangle be represented as RST

Let the dilated triangle be represented as R'S'T'

Now , the coordinates of ΔRST is

The coordinate of R = R ( 0 , 4 )

The coordinate of S = S ( 2 , 4 )

The coordinate of T = T ( 2 , 2 )

And , the coordinates of ΔR'S'T' is

The coordinate of R' = R' ( 0 , 10 )

The coordinate of S = S ( 5 , 10 )

The coordinate of T = T ( 5 , 5 )

So , the dilation scale factor is given by coordinate of R' / coordinate of R

Substituting the values in the equation , we get

Scale factor s = 10/4

Scale factor s = 5/2

Scale factor s = 2.5

Hence , the dilation scale factor is 2.5

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Answer:

3) 0.75

5)96 pens

Step-by-step explanation:

3) 5 percent *15 =

( 5:100)*15 =

( 5*15):100 =

75:100 = 0.75

5) 48/4= 12

12*8=96

Answer: C=150p+300

Step-by-step explanation:

Answer

x= 12

Step-by-step explanation:

alternate angles right?

9x + 23 = 11x - 1

24 = 2x

x = 12

so the angle is

(11 × 12) -1

132-1

131°

Answer:

pick the simplest of the 2 equations

Step-by-step explanation:

5y-2x=10

5y = 2x +10

y = 2/5x + 2

now substitute

8x + 5(2/5X +2)=60

8x + 2x + 10 = 60

10x = 50

x = 5

y = 4

Answer:

36.9 gallons were used in one month.

Step-by-step explanation:

In order to find this out, we first take 3/5 and convert it into a decimal by dividing each other:

3 ÷ 5 = 0.6

Then, we can set up this equation to figure out how much gallons of gasoline was used:

0.6 x 61.5 = 36.9

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Answer: 36.9 gallons were used in one month.

Step-by-step explanation:

In order to find this out, we first take 3/5 and convert it into a decimal by dividing each other: 3 ÷ 5 = 0.6

Then, we can set up this equation to figure out how much gallons of gasoline was used: 0.6 x 61.5 = 36.9

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The area bounded by the astroid curve x + y = at can be calculated using integration. In order to find the area, we need to determine the limits of integration and then integrate the appropriate expression.

To find the area bounded by the astroid curve x + y = at, we can rewrite the equation as y = at - x. The astroid curve represents a closed loop, and we need to find the area enclosed by this loop.

To calculate the area, we integrate the expression dA = f(x) dx over the appropriate limits of integration. In this case, the limits of integration will be the x-values where the astroid curve intersects the x-axis.

To find the area bounded by the astroid x + y = a, where a > 0, we can use the formula for the area enclosed by a curve given by a parametric equation.

The parametric equation for the astroid can be written as:

x = a * cos³(t)

y = a * sin³(t)

where t ranges from 0 to 2π.

To find the area, we can use the formula:

Area = ∫[a, 0] [x(t) * y'(t) - y(t) * x'(t)] dt

Let's calculate the derivatives of x(t) and y(t) with respect to t:

x'(t) = -3a * cos²(t) * sin(t)

y'(t) = 3a * sin²(t) * cos(t)

Now, substitute these derivatives into the area formula and simplify:

Area = ∫[0, 2π] [a * cos³(t) * 3a * sin²(t) * cos(t) - a * sin³(t) * (-3a * cos²(t) * sin(t))] dt

= 9a⁴ ∫[0, 2π] [cos⁴(t) * sin(t) + sin⁴(t) * cos(t)] dt

To evaluate this integral, we can use the trigonometric identity:

sin²(t) * cos²(t) = (1/4) * sin(4t)

Therefore, the integral becomes:

Area = 9a⁴ ∫[0, 2π] [(1/4) * sin(4t)] dt

= (9a⁴/4) ∫[0, 2π] sin(4t) dt

= (9a⁴/4) [-1/4 * cos(4t)] [0, 2π]

= (9a⁴/4) [-1/4 * cos(8π) + 1/4 * cos(0)]

= (9a⁴/4) [-1/4 - 1/4]

= (9a⁴/4) (-1/2)

= -9a⁴/8

So, the area of the graph bounded by the astroid x + y = a is -9a⁴/8.

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The house's value Increase in dollars by $37,760.

The current value of the house is $509, 760.

To determine the quantity or percentage of something in terms of 100, use the percentage formula. Per cent simply means one in a hundred. Using the percentage formula, a number between 0 and 1 can be expressed. A number that is expressed as a fraction of 100 is what it is. It is mostly used to compare and determine ratios and is represented by the symbol %.

Given:

A house on the market was valued at $472,000.

After several years, the value increased by 8%.

Then, the value of house increased

= 472000 x 8/100

= $37,760

So, the current value of house

= 472000 + 37760

= $509, 760

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Answer:

i think the first one...

Step-by-step explanation:

Answer:

239.36

Step-by-step explanation:

you do the 8 precent times 4 years =32 precent

then you calculate 32 % out of the 748 $  and the answer is 239.36 dollar

Answer: Option B

Step-by-step explanation:

By definition, the ratio is a comparison between two different things. It can be written in:

Odd notation

\(a:b\)

Fractional notation

\(\frac{a}{b}\)

Or in words:

\(a\) \(to\) \(b\)

Given the ratio 3 to 4 and the ratio of 4 to 3, you can rewrite them the fractional form:

\(\frac{3}{4}\)

\(\frac{4}{3}\)

To know if these ratios are the same number, divide the numerator by the denominator of each one of them:

\(\frac{3}{4}=0.75\)

\(\frac{4}{3} =1.33\)

Therefore, the ratio of 3 to 4 and the ratio of 4 to 3 ARE NOT the same number.

Answer:

0.13 ice cream sandwiches

Step-by-step explanation:

4:30

8:60

8 ÷ 60 = 0.133333...

Rounded to the nearest hundredths would be 0.13

Answer:

x=112 degrees

Step-by-step explanation:

they are vertical angles they have the same measure of degree

When a beam is subjected to bending, the neutral surface of the beam is longer than it was before the deformation. The upper surface is shorter than it was before the deformation, and the lower surface does not change its initial length.

Bending is a state of stress in which the fibers on one side of a beam are stretched and those on the other side are compressed, as a result of which the beam's neutral surface shifts.

As a result, the beam's cross-sectional shape changes. When a beam experiences bending deformation, the neutral surface of the beam is elongated and the upper surface is shortened, while the lower surface remains the same length. The neutral surface is the surface in which there is no change in length when the beam undergoes bending deformation.

To summarize, in a beam experiencing bending deformation, the neutral surface is longer than it was before the deformation. The upper surface is shorter than it was before the deformation, and the lower surface does not change its initial length.

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Answer:

i think the answer is this.. I don't have answer choices but here you go >>> -6>7

Answer: x= 8+ x over 2 = x over 2 + 8

Step-by-step explanation:

Answer:

C, or $16.50

Step-by-step explanation:

First of all, I added the prices of the first hours of both days. $5.00 + $2.50 = $7.50. Then, for every hour, the price for parking is $1.50. So, the easier way of doing this is adding the prices of both days together. $1.50 + $1.50 = $3.00.  So, she parked for a three hours each in parking lots 1 and two. So, that's 3 times $3 which is $9. $9.00 + $7.50 = $16.50.

Answer:

a,b

Step-by-step explanation:

The rows of small jars of salsa are increased by 4 times.

The rows of ounces of salsa are increased by 32 times.

The pattern in the column of the table is

y = 8x

Therefore x = 4 then y = 8(4) = 32

x = 8 then y = 8(8) = 64

x = 12 then y = 8(12) = 96

x = 16 then y= 8(16) = 128.

x = 20 then y = 8(20) = 160.

The pattern in the column of the table is

y = 8x

Therefore x = 4 then y = 8(4) = 32

x = 8 then y = 8(8) = 64

x = 12 then y = 8(12) = 96

x = 16 then y= 8(16) = 128.

x = 20 then y = 8(20) = 160.

The relationship between ounces of salsa and small jars of salsa using a unit rate is

4 ounces = 1 serving

y = 4x

If x = 1 then y = 4

If x = 2 then y = 4(2) = 8

If x = 3 then y = 4(3) = 12

If x = 4 then y = 4(4) = 16

If x = 5 then y = 4(5) = 20

The relationship using the unit rate is

48 ounces = 4 medium jars of salsa.

For 1 medium jars of salsa = 48/4 = 12 ounces.

1 medium jar of salsa = 12 ounces.

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