Check Your Understanding Direotons: Read and solve each problem. 1. Teresa's chess board is 12 cm on one side. What is the area of the chess board? 2. The triangular scarf base is 22 cm and the height is 15 cm. What is the area of the scart? 3. Mother made a crochet covering for her cabinet which is parallelogram in shape. Its base is 60 cm and the height is 20 cm. What is the area of the covering? 4. The area of the garden is a shape of a trapezoid is 30 sq. meter. Its height is 4m and the length of its lower base is 9m. What is the length of its upper base? 5. The area of a triangular -shaped rug is 12 square yards and its height yards. Find its base.