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Area of Triangles and Other Polygons - Quiz - Level F
()) The base of the triangle, $b$ , is 3 inches greater than the height.
W) What is the area of the triangle?
(1)

Answer

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Answer

Substitute $b$ with $h + 3$ and solve for $A$ : $A = \frac{1}{2} (h + 3) h$ .

Steps

Step 1 ：Let height be $h$ , then base is $b = h + 3$ .

Step 2 ：The area of a triangle is $A = \frac{1}{2} b h$ .

Step 3 ：Substitute $b$ with $h + 3$ and solve for $A$ : $A = \frac{1}{2} (h + 3) h$ .