What's the Formula?
Parallelograms
Random
Triangles
Missing Dimensions
100
The formula for the area of a rectangle.
What is A= l x w?
100

The area of a parallelogram with a length of 7 cm and a width of 5 cm.

What is 35 cm²?

100
The area of a parallelogram with a base of 7 m and a height of 4 m.
What is 28 m²?
100
The area of a triangle with a base of 9 cm and a height of 4 cm.
What is 18 cm²?
100
The length of a rectangle with an area of 36 cm² and a width of 4 cm.
What is 9 cm?
200
l + w + l + w
What is the formula for the perimeter of a rectangle or square?
200
The area of a square with a side length of 6 m.
What is 36 m²?
200

Problem #5

What is 22 cm²?

200
The area of a triangle with a base of 2 m and a height of 5 m.
What is 5 m²?
200
The length of a square with an area of 64 m².
What is 8 m?
300
The formula for the area of a parallelogram.
What is A = b x h?
300
The area of a rectangle with a length of 10 cm and a width of 3 cm.
What is 30 cm²?
300

Problem #4

24 cm squared

300
The area of a triangle with a base of 10 km and a height of 4 km.
What is 20 km²?
300

The height of a parallelogram with an area of 54 m², a base of 9 m, and a side length of 3 m.

What is 6 m?

400
The formula for the area of a triangle.
What is b x h ÷ 2 OR ½b x h?
400

The area of a parallelogram with a length of 1 m and a width of 20 cm?

What is 2000 cm²?

400
The area of a parallelogram with a base of 1 m and a height of 16 cm.
What is 1600 cm² (or 0.16 m²)?
400
The area of a triangle with a base of 70 mm and a height of 6 cm?
What is 21 cm² (or 2100 mm²)?
400

The height of a triangle with a base of 12 cm and an area of 48 cm².

What is 8 cm?

500
The formula for the area of a rhombus?
What is A = b x h?
500

The area in cm² of a parallelogram with a length of 300 cm and a width of 20 cm.

What is 6000 cm²?

500

Problem # 1

What is 15 cm²

500
The area of a triangle with a base of 4 m and a height of 300 cm.
What is 6 m² (or 60 000 cm²)?
500

The base of a triangle with an area of 240 cm² and a height of 20 cm.

What is 24 cm