Distributive property

Maths

Quadratic expressions (9.9)

Choose the word which best fills the gap: When we ________ double brackets every term in the first bracket must be multiplied by every term in the second bracket.

Cala says (x+2)(x+4) is the same as (x+4)(2+x). Is she correct?

No, Stacey is incorrect, there are more than 2 different rectangles.

No, Stacey is incorrect, there is only 1 possible rectangle.

The length and width of a rectangle add to 4cm. Stacey thinks only 2 different rectangles are possible. Do you agree?

A rectangle's length is 2cm greater than its width. Which expression gives the area?

A triangle's height is 4 times greater than its base. Which expression gives the area?

The length and width of a rectangle add to 14 cm. Which expression gives the area?

The length and width of a rectangle add to 14 cm. What is the largest possible area?

A triangle has a base and height that sum to 20cm. What is the upper bound of the triangle's area?

This lesson will be removed by end of Summer Term 2025.

Distributive property

Lesson outcome

This lesson will be removed by end of Summer Term 2025.