Areas of Triangles, Rectangles and Parallelograms

What is the area of this rectangle?

• 42 cm²

• 108 cm²

What is the area of this parallelogram?

• 40 cm²

• 45.6 cm²

What is the area of this parallelogram?

• 20 units²

• 28 units²

• 35 units²

What is the area of a parallelogram with a base of 12 cm and a height of 5 cm?

What is the area of a parallelogram with a base of 10 cm and a height of 7 cm?

• 70 cm²

• 35 cm²

• 140 cm²

• 17.5 cm²

Match the following!

• 27 sq cm

• TRIANGLE

  Base is 6 cm and a height that is half that amount!

• Not Enough

  Info To

  Solve

• PARALLELOGRAM

  Base of 30 cm and another side that is 10 cm!

• 9 sq cm

• RECTANGLE

  Length is 9 cm and the width is 7 cm less than that!

• 18 sq cm

• TRIANGLE

  All three sides are 10 cm each and the height is 12 cm!

• 60 sq cm

• PARALLELOGRAM

  Base is 3 cm and a height three times longer than that!

What is the formula to calculate the area of a parallelogram?

What is the area of this triangle?

• 12 cm²

• 24 cm²

What is the area of this triangle?

• 54 cm²

• 108 cm²

Find the perimeter of the rectangle.

• 41 m

• 82 m

• 420 m