Find the area of a triangle with a base of 10 in. and an altitude of 14 in. (The formula for the area of a

triangle is A = bh รท 2.)

A. 140 sq in.

B. 280 sq in.

C. 70 sq in.

D.24 sq in.

Find the area of a triangle with a base of 10 in. and an altitude of 14 in. (The formula for the area of a

triangle is A = bh รท 2.)

A. 140 sq in.

B. 280 sq in.

C. 70 sq in.

D.24 sq in.

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In this problem, altitude means height. So if, Area = bh/2 you can substitute in the values they give you.

Base = b = 10

Altitude = height = h = 14

A = bh/2 = 10*14/2 = 140/2 = 70. Choice C.