IXL | Similar and congruent figures

Are these shapes congruent?

38°

142°

38°

142°

31°

142°

38°

149°

46 m

56 m

46 m

54 m

yes

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Learn with an example

question

Are these shapes congruent?

46°

91°

139°

84°

46°

91°

139°

84°

45 in

14 in

23 in

44 in

37 in

12 in

18 in

36 in

yes

key idea

Congruent shapes have the same size and shape. In congruent shapes, all pairs of corresponding angles are congruent and all pairs of corresponding sides are congruent.

solution

46°

91°

139°

84°

46°

91°

139°

84°

45 in

14 in

23 in

44 in

37 in

12 in

18 in

36 in

Look at the sides. There is no side in the left shape congruent to TU in the right shape. So, the shapes are not congruent.

Looking for more? Try these:

Lesson: Similarity

Lesson: Congruence

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Teacher tools

Work it out

Not feeling ready yet? These can help:

Y.1Name, measure, and classify angles

Y.2Lines, line segments, and rays

X.1Find the constant of proportionality from a table

L.10Do the ratios form a proportion?

Lesson: Similarity

Lesson: Congruence

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