brandonk131 brandonk131

25-09-2019
Mathematics

contestada

What is the area of the shaded region?
21 mm
24 mm
42 mm
48mm

What is the area of the shaded region 21 mm 24 mm 42 mm 48mm class=

Respuesta :

SupaPreme SupaPreme

25-09-2019

It’s 21.

For the height it’s 6+4+2 = 12
Area of complete triangle is 1/2(b)(h):

(1/2)(12)(5) = 30

Area of small triangle:
(1/2)(4)(3) = 9

30 - 21 = 9

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