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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asked Nov 7, 2022 127k views

1 Answer

Zellyn · Answer 1 · 2022-11-13T02:46:37+0000

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

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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