Study Example 2 and solve Check It Out! (p. 590): Finding Measurements of Triangles and Trapezoids

2A. Find the area using the formula above by substituting in the values of b1, b2 and h.

A = ½ (b1 + b2 ) h

2B. Find the base of the Triangle using the formula A = x2(in2)

A= ½ bh and substitute in the values of the given variables.

2C. Find b2 of the trapezoid using the formula A = 8 ft2.

Find the area of the triangle.

2. Hint: A = ½ (bh) Substitute in the provided variables and solve for A.

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