GR.8 Foundation Geometry & Reasoning

Similarity & Congruence 1

6 lessons · 6 variations each

1
GR.8.1

Similarity vs congruence

Explain the conditions for similarity and congruence

2
GR.8.2

Finding the scale factor

Use the ratio of corresponding sides to work out scale factors

3
GR.8.3

Find missing lengths on similar shapes

Find missing lengths on similar shapes

4
GR.8.4

Problem solving - similarity

Use similarity to solve problems

5
GR.8.5

Show if triangles are congruent or similar

Show that two triangles are congruent

6
GR.8.6

Find unknown angles and sides in congruent shapes

Use congruence to work out unknown angles and sides