Praxis II Mathematics Content Knowledge Exam Prep

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Given a triangle with a base of 42.20 ft and a height of 63.10 ft, find the area of the triangle.

  1. 105.30 ft2
  2. 634.3 ft2
  3. 1,000 ft2
  4. 1,331.41 ft2
Explanation

Answer: D - The area of the triangle is 1,331.41 ft2.

Solution:

Use the formula A = 1/2bh

Where A = area
b = base
h = height

A = ½ (42.20 ft) (63.10 ft) = 1,331.41 ft2

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