TOÁN 4, TUẦN 2- ĐÁNH GIÁ

Teresa's chess board is 12 cm on one side. What is the area of the chess board?

The triangular scarf base is 22 cm and the height is 15 cm. What is the area of the scarf?

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?

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?

The area of a triangular -shaped rug is 12 square yards and its height is 3 yards. Find its base.

• 7 sq. yards

• 8 sq. yards

• 9 sq. yards

• 10 sq. yards

A school flower garden plot is 26 units long and 8 units wide. What is its area?

• 203 sq. units

• 205 sq. units

• 206 sq. units

• 208 sq. units

• 14 cm

• 18 cm

• 20 cm

• 24 cm

The isolation place for a Covid-19 patient is 35 meters long and 25 meters wide. What is the area?

The classroom is 14 m by 14m. What is the operation to be used to find the area?

• Addition

• Subtraction

• Multiplication

• Division

The upper base length of a trapezoid is 3cm, the lower base length is 7cm, and its area is 45 sq. cm. What is its height?

• h= 6 cm

• h= 7 cm

• h= 8 cm

• h= 9 cm