3 years ago

What is the area, in square inches, of the isosceles trapezoid below?

Mathematics

1 answer:

Nostrana [21]3 years ago

3 0

Area of a trapezoid: (top + bottom)/2 x height

Area = (6.5 + 15.1)/2 x 5

Area = 21.6/2 x 5

Area = 10.8 x 5

Area = 54 square inches.

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RSB [31]

Ah yes, x=9

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2 years ago

Charlie runs 2 laps in 8 minutes. How many minutes will 9 laps take him?

Fofino [41]

Answer:

36 minutes

Step-by-step explanation:

We can write a ratio

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Using cross products

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3 years ago

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VashaNatasha [74]

Answer:

$2x^2-x+3$

Step-by-step explanation:

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2 years ago

Read 2 more answers

Surface area of hemisphere with diameter of 18

saul85 [17]

Answer:

In terms of pi: 243 $\pi$

in decimal form: 763.407

Step-by-step explanation:

to find surface area of a hemisphere the formula is,

$3\pi r^{2}$

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radius = d / 2 = 18 / 2

radius = 9

$3\pi (9)^{2} \\3\pi (81)\\243\pi \\OR\\763.407$

6 0

1 year ago

Fill in the blanks.<br><br> (x+_)^2=x^2+14x+_

Serga [27]

Step-by-step explanation:

(ax + b)² = a²x² + 2abx + b²

In this case, a = 1, so:

14 = 2b

b = 7

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7 0

3 years ago