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9.02 Properties of parallelograms

Interactive practice questions

Find the value of $x$x in the parallelogram below.

A parallelogram with its two angles labeled. The angle in the lower left is marked as 65 degrees, indicating its measure. The angle in the upper left is labeled with 'x' degrees, indicating its unknown measure. Each opposite pair of sides have matching arrowheads, indicating they are parallel.

Enter each line of work as an equation.

Easy
< 1min

Find the value of $x$x in the parallelogram below.

Easy
< 1min

Find the value of $x$x in the parallelogram below.

Easy
< 1min

What is the value of $x$x in the parallelogram below?

Easy
< 1min
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Outcomes

GEO-G.CO.11

Prove and apply theorems about parallelograms.

GEO-G.SRT.5a

Use congruence and similarity criteria for triangles to solve problems algebraically and geometrically.

GEO-G.SRT.5b

Use congruence and similarity criteria for triangles to prove relationships in geometric figures.

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