Lesson 4: Parallelograms Answers

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Figure ABCD is a parallelogram.

14 units

38 units

44 units

49 units

Yolanda is making a banner for a school pep rally. She cuts fabric in the shape of a parallelogram. The angle at the bottom-left corner measures 80°.

100

160

Figure LMNO is a parallelogram.

Which equations are correct? Select three options.

n = 10

n = 7

CF = 59

FE = 42

CD = 30

Figure ABCD is a parallelogram.

First prove ABC is congruent to CDA, and then state AD and BC are corresponding sides of the triangles.

First prove ABC is similar to CDA, and then state AD and BC are opposite sides of the parallelograms.

First prove ABCD is congruent to CDAB, and then state AD and BC are corresponding sides of two parallelograms.

First prove ABCD is similar to CDAB, and then state AD and BC are opposite sides of the parallelograms.

Lourdes is making a frame in the shape of a parallelogram. She adds diagonal braces to strengthen the frame.

8 cm

16 cm

30 cm

60 cm

Figure ABCD is a parallelogram.

∠B = 55°; ∠D = 55°

∠B = 55°; ∠D = 125°

∠B = 97°; ∠D = 97°

∠B = 83°; ∠D = 97°

Figure JKLM is a parallelogram. The measures of line segments MT and TK are shown.

Figure ABCD is a parallelogram.

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