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24 February, 07:43

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

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Answers (2)
  1. 24 February, 10:04
    0
    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
  2. 24 February, 11:05
    0
    A = ¹/₂bh

    A = ¹/₂ (15) (15)

    A = ¹/₂ (225)

    A = 112.5in²
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