Congruence and Similarity

Hong Kong

Stage 1 - Stage 3

Consider the two similar triangles.

a

By filling in the gaps, match the corresponding angles.

$\angle$∠$D$`D` corresponds to $\angle$∠$\editable{}$

$\angle$∠$E$`E` corresponds to $\angle$∠$\editable{}$

$\angle$∠$C$`C` corresponds to $\angle$∠$\editable{}$

b

$CD$`C``D` corresponds to which side in $\triangle LMN$△`L``M``N`?

$LN$`L``N`

A

$ML$`M``L`

B

$MN$`M``N`

C

c

$CE$`C``E` corresponds to which side in $\triangle LMN$△`L``M``N`?

$LN$`L``N`

A

$MN$`M``N`

B

$ML$`M``L`

C

Easy

1min

Consider the two similar triangles.

Easy

< 1min

Given that all three angles in one triangle match all three angles in another triangle, can you be sure these triangles are similar?

Easy

< 1min

Consider the two similar triangles.

Easy

< 1min

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