What's the area of an equilateral triangle with sides of 10 inches and height of 7 inches?
A. 35 sq. in.
B. 20 sq. in.
C. 44 sq. in.
D. 70 sq. in.
The area of an equilateral triangle with sides of 10 inches and height of 7 inches is 35 sq. in.
Solution:
Area =1/2 *b*h =1/2 *7*10 =35 sq. in.
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