Draw a triangle. Choose one side as the base, and label it 12 inches. Draw the height perpendicular to the base. If the area of the triangle is 138 square inches,what is the height? You may find it helpful to use the 5-D Process. Homework Help ✎
Possible 5-D table.
Pick a height number for trial 1. If h = 10:
For trial 2, use a larger height number.