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Find the area of an equilateral triangle that has a height of 15 inches


Sagot :

Panoyinidn
A = ¹/₂bh
A = ¹/₂(15)(15)
A = ¹/₂(225)
A = 112.5in²
IGreenidn
Since it's equilateral, all sides should also be 15 inches.

A = 1/2 * b * h

A = 1/2 * 15 * 15

Multiply:

A = 112.5
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