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A. 108 B. 792 C. 891 D. 126
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23 votes
A. 108
B. 792
C. 891
D. 126

A. 108 B. 792 C. 891 D. 126-example-1
User Laplie Anderson
by
4.6k points

1 Answer

10 votes

Answer:

C. 891.

Explanation:

This is a regular nonagram ( has 9 sides) so the area is the sum of 9 congruent triangles.

Area of a triangle = 1/2 * base * height

Area of 1 triangle in this polygon = 1/2 * 12 * 16.5

Area of the polygon = 9 * 1/2 * 12 * 16.5

= 891

User Neilos
by
3.9k points
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