Year 7
Year 7

Cutting and combining shapes

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Lesson details

Key learning points

  1. In this lesson, we will analyse the effect of cutting, moving and combining shapes on area and perimeter.

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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5 Questions

Q1.
Fill in the gap: Area is a measure of the __________ inside the boundary of a shape.
numbers
Correct answer: space
triangular
Q2.
Fill in the gap: We can use different ____________ to record the area of a shape.
numbers
space
triangular
Correct answer: units
Q3.
Fill in the gap: Shape A has an area of ________ square units.
An image in a quiz
12
13
Correct answer: 14
15
Q4.
Fill in the gap: Shape B has an area of 12 ____________ units.
An image in a quiz
centimetres
circular
square
Correct answer: triangular
Q5.
What is the area of this shape?
An image in a quiz
28 square units
Correct answer: 29 square units
30 square units
31 triangular units

5 Questions

Q1.
Fill in the gap: When we __________ two or more shapes we form a new shape.
Correct answer: combine
find
less
sum
Q2.
Fill in the gap: The area of the new shape will be the ________ of the areas of the original shapes.
combine
find
less
Correct answer: sum
Q3.
Fill in the gap: The perimeter of the new shape will be ________ than the sum of the perimeters of the original shapes, and varies depending on how we combine them.
combine
find
Correct answer: less
sum
Q4.
Which letter represents the number 12?
An image in a quiz
A
Correct answer: B
C
D
Q5.
Which letter represents the number 10?
An image in a quiz
A
B
Correct answer: C
D