Geometry Chapter 7 Review

Find the sum of the measures of the interior angles of a regular 30-gon is ​​ (a)   degrees.

The measure of each interior angle is​ ​​ (b)   degrees and each exterior angle is ​ (c)   degrees.

• 5040
• 168
• 12
• 4860
• 4500
• 161
• 19
• 15

Find the value of x.

Mathematical Equivalence

ON

Find the value of x.

Mathematical Equivalence

ON

Find the value of x.

Mathematical Equivalence

ON

Find the value of each variable in the parallelogram.

a=​ (a)  

b=​ (b)  

• 28
• 87
• 18
• 103
• 38
• 119

Find the value of each variable in the parallelogram.

c=​ (a)  

d=​​ (b)  

• 6
• 10
• 4
• 11
• 14
• 25
• 9

Find the coordinates of the intersection of the diagonals of ▱QRST with vertices

Q(−8, 1), R(2, 1), S(4, −3), and T(−6, −3).

(​ (a)   ,​ (b)   )

• -2
• -1
• 1
• 2
• -3
• 3
• 1.5
• -1.5
• 0
• 4

Three vertices of ▱JKLM are J(1, 4), K(5, 3), and L(6, −3). Find the coordinates of

vertex M.

M(​ (a)   ,​ (b)   )

• 2
• -2
• 1
• -3
• 3
• 1.5
• -1.5
• 0
• -1

Three vertices of a parallelogram are located at (−4, 3), (1, −2),

and (−1, 4). Which is NOT a possible locations of the fourth vertex?

• (-6, 9)

• (-2, -3)

• (3, -2)

The figure shown is composed of two parallelograms. Find x.

Mathematical Equivalence

ON