Area and Perimeter (Rectangle/Triangle)

Front

What is the formula for the perimeter of a triangle?

Back

The perimeter of a triangle is the sum of the lengths of its three sides.

Front

What is the formula for the area of a triangle?

Back

The area of a triangle is given by the formula: Area = (base × height) / 2.

Front

What does perimeter mean?

Back

Perimeter is the distance around a shape.

Front

What does area mean?

Back

Area is the amount of space inside a shape.

Front

If a triangle has sides of lengths 5 cm, 6 cm, and 7 cm, what is its perimeter?

Back

The perimeter is 5 cm + 6 cm + 7 cm = 18 cm.

Front

What is the base and height of a triangle?

Back

The base is one side of the triangle, and the height is the perpendicular distance from the base to the opposite vertex.

Front

Find the area of a triangle with a base of 10 cm and a height of 5 cm.

Back

Area = (10 cm × 5 cm) / 2 = 25 cm².

Front

What is the area of a rectangle?

Back

The area of a rectangle is calculated as Area = length × width.

Front

If a rectangle has a length of 8 cm and a width of 4 cm, what is its area?

Back

Area = 8 cm × 4 cm = 32 cm².

Front

What is the perimeter of a rectangle?

Back

The perimeter of a rectangle is calculated as Perimeter = 2 × (length + width).