12-2: Test Prep

Which triangle has the largest area?

• A
• B
• C
• D

A triangle has a base that measures 6.4 feet. Its height measures 5 feet. How many square feet is the area of the triangle?

A triangle has an area of 42 square feet. If the height of the triangle is 4 feet, how many feet is the length of the base?

The height of a triangle is one-tenth of its base. The base measures 12 inches. How many square inches is the area of the triangle?