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12/17/20-Unit 7 Polygons Test attempt 2

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Last updated about 5 years ago
18 questions
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Question 1
1.

Find the sum of the measures of the interior angles of a convex 60-gon.

Question 2
2.

If the measure of each interior angle of a regular polygon is 171Ëš,
find the number of sides of the polygon.

Question 3
3.

Find the measure of each exterior angle of a regular 45-gon.

Question 4
4.

The sum of the interior angles of a convex regular polygon is 2,700°. How many sides does the polygon have?

Question 5
5.

A convex pentagon has interior angles with measures (5x-12), (2x+100), (4x+16), (6x+15) and (3x+41). Find x.

Question 6
6.

In parallelogram ABCD, m<A=58. Find m<B.

Question 7
7.

What value of x proves Rhombus QRST?

Question 8
8.

DEFG is a rhombus with m<EFG=34. What is m<GDE? (be sure to recognize which angle they gave you and which one you're looking for, using the picture)

Question 9
9.

Given rectangle ABCD, find x if m<ACD=3x-30 and m<ACB=2x+10. (focus on which angles they gave you and consider your plan afterwards)

Question 10
10.

Which of the following is not true about a rhombus?

Question 11
11.

Find KM in rectangle JKLM if JK=12 and JM=9.

Question 12
12.

Which of the following quadrilaterals could has diagonals that bisect opposite angles? (Use the family tree)

Question 13
13.

Which of the follwoing properties are valid about the diagonals of a square?

Question 14
14.

What is the length of AE in rectangle ABCD? (1) find x (2) substitute into the expression for AE.

Question 15
15.

Given square JKLM, JK=8. Find JL

Question 16
16.

BONUS (2 points)
Given A (-2,5) and B(2,-3), find AB

Question 17
17.

BONUS (2 points)
Given A (-2,5) and B(2,-3), find the midpoint of AB

Question 18
18.

BONUS (2 points)
Given A (-2,5) and B(2,-3), find the slope of AB