−2x+7y 3x+7y =10 =2 how do you solve this?

As soon as look at the parallelogram abcd shown below: the table below shows the steps to prove that if the quadrilateral abcd is a parallelogram, then its opposite sides are congruent: which choice completes the missing information for reason 5 in the chart? (6 points) congruent parallelograms congruent triangles similar angles similar triangles

If the measure of xyz is 81 what is the measure of yz

To prove that def ~ gfh by the sss similarity theorem using the information provided in the diagram, it would be enough additional information to know that