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4.01 Scale factors

Interactive practice questions

Determine whether each statement is true or false:

a
"All circles are similar".

True

A

False

B
b
"All squares are similar".

True

A

False

B
c
"All isosceles triangles are similar".

True

A

False

B
d
"All equilateral triangles are similar".

True

A

False

B
e
"All right-angled isosceles triangles are similar".

True

A

False

B
Easy
< 1min

Determine the scale factor from the circle on the left to the circle on the right:

Easy
< 1min

The triangles in the diagram below are similar:

Easy
1min

The rectangles in the diagram below are similar:

Easy
< 1min
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Outcomes

VCMMG316

Use the enlargement transformation to explain similarity and develop the conditions for triangles to be similar.

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