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What is the area of this figure?

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The area of the figure is

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cm².


A trapezoid with a top length of 4 cm and a bottom length of 14 cm. A right triangle is created in the trapezoid with a long leg length of 10 cm. a Triangle attached to the bottom of the trapezoid has height, when combined with the trapezoid, that measures at 18 cm.

What is the area of this figure? Select from the drop-down menu to correctly complete-example-1
User Andyuk
by
3.4k points

2 Answers

10 votes

Answer:

The answer is 146

Explanation:

User BeeGee
by
3.7k points
5 votes

Answer:

146

Explanation:

Hey there to find the area of this shape we will divide it into 2 shapes first one is a trapezoid and the second one is a triangle. first, we find the area of a trapezoid. to find the area of a trapezoid we use the formula:

A =
(a+b)/(2) * h

in this situation

a = 4

b = 14

h = 10

Now we plug it into the formula which will look like:

A =
(4+14)/(2)*10

if we solve it:

4+14 = 18

18/2 = 9

9*10 = 90

so the area of the trapezoid is 90

Now we find the area of triangle. to find the area of a triangle we use the formula:

A =
(1)/(2) * b * h

in this situation

b = 14

h = 8 ( because the height of the trapezoid was 10 and the height of both shapes combined is 18 so we do 18 - 10 = 8 )

Now we put the numbers into the formula which will look like:

A =
(1)/(2)*14*8

if we solve it :

14*8 = 112


112*(1)/(2) = 56

so the area of the triangle is 56

Now we add the area of both shapes:

56 + 90 = 146

area of the big shape = 146

Have a wonderful day

User Cory Shay
by
3.2k points