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Serga [27]
3 years ago
5

Find the area of trapezoid ABCD.

Mathematics
1 answer:
podryga [215]3 years ago
3 0

Answer:

C is the area pf a trapezium.

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A recipe uses 2 cups of flour to make 18 cupcakes. How much flour is needed to make 27 cupcakes?
drek231 [11]

Answer:

3 cups

Step-by-step explanation:

we can solve this by setting up ratios

\frac{2 cups}{18 cupcakes} = \frac{x}{27 cupcakes}

cross multiply:

(2)(27) = 18x

54 = 18x

solve for x

x = 3 cups

7 0
3 years ago
What is the mean absolute deviation of 7
nikitadnepr [17]

Answer:

Step-by-step explanation:

6 0
3 years ago
2x - y = 2s <br> 2x - 2y = 4s <br> At which point do the equations intersect?
strojnjashka [21]
I believe it's ( 0 -2 )

Hope this helped!
3 0
3 years ago
A hotel manager believes that 14% of the hotel rooms are booked. If the manager is right, what is the probability that the propo
lara [203]

Answer:

0.4996

Step-by-step explanation:

We are given;

Population proportion; p = 14% = 0.14

Sample size; n = 804

Sample proportion; p^ = 13% = 0.13

Standard deviation; σ = √np(1 - p)

σ = √(804 × 0.14 × (1 - 0.14))

σ = 9.8388

Formula for z-score is;

z = (p^ - p)/σ

z = (0.13 - 0.14)/9.8388

z = -0.01/9.8388

z = -0.001

From online z-score and probability converter attached, we have;

P(Z < -0.001) = 0.4996

5 0
3 years ago
What is the area of the polygon (-3,3) (-3,-1) (4,-1) (4,3) with the given verticies
Monica [59]

The area of the polygon with the given vertices: (-3,3) (-3,-1) (4,-1) (4,3) is 28 square units

<h3>What is rectangle ?</h3>

A rectangle is a polygon with four sides. The opposite sides of a rectangle are equal while the angles at the vertex is orthogonal

<h3>How to solve for area of the rectangle</h3>

The following are the data given in the question

polygon with the given vertices' as:

(-3,3)

(-3,-1)

(4,-1)

(4,3)

plotting the given polygon shows it is a rectangle with sides

Length, L =  7 units

Width, w = 4 units

Area if a rectangle is given by

= L * w

= 7 * 4

= 28 square units

The area of the polygon is 28 square units

Learn more in area of rectangle: brainly.com/question/16239445

#SPJ1

5 0
1 year ago
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