Rhombus and Square

In the rhombus, angle 1 = 10x, angle 2 = x + y, and angle 3 = 15z. Find the value of each variable. 

• x = 10, y = 5, z = 6

• x = 9, y = 81, z = 6

• x = 15, y = 75, z = 4

MNKL is a square. Find the measure of angle MKN.

• 180 degrees

• 90 degrees

• 60 degrees

• 45 degrees

A square is a parallelogram with...(read all options before selecting)

• four right angles

• four congruent sides

• four right angles and four congruent sides

• none of the above

Name the following shape: 

• Rhombus

• Rectangle

• Square

Name the following shape: 

• Rhombus

• Rectangle

• Square

Find m∠2.

• 62

• 28

• 90

• 78

If BA=5x+5 and AD=10x-20, find BD.

• 60

• 30

• 5

• 10

Find y.

• 2

• 4

• 6

• 8

Find m∠2 in the rhombus.

• 62

• 28

• 90

• 78

A parallelogram must be a rhombus if its diagonals

• are congruent

• bisect each other

• do not bisect its angles

• are perpendicular to each other