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In the rectangle shown below, EC = 3. What is the area of the shaded region? A. 20 B. 16 C.12 D. 10 E. 8
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1 vote
In the rectangle shown below, EC =

3. What is the area of the shaded region?


A. 20
B. 16
C.12
D. 10
E. 8

In the rectangle shown below, EC = 3. What is the area of the shaded region? A. 20 B-example-1
User Jahmani
by
5.3k points

1 Answer

3 votes
Answer is D. 10

First, find the missing horizontal length of the triangle.

8 - 3 = 5

Afterwards, find the area of the triangle.

(lengthxwidth)2/2= triangle area
(5x4)/2 = 10
User Zellyn
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