AnswersGCSS_GA-Geometry Concepts and Connections_ICUnit Test

Unit Test — Unit test Answers

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Triangle A B F is shown. Line B F is extended through point G. Line F A is extended through point C. A line is drawn from point A to point D. A line is drawn from point F to point E.

Question illustration
A
∠BAD
B
∠AFE
C
∠CAD
D
∠CAB
43
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Triangle X Y Z is shown.

Question illustration
A
m∠Y = 26°
B
m∠Y = 34°
C
m∠Y = 60°
D
m∠Y = 120°
44

Triangle X Y Z is shown. Line Z X is extended through point W to form exterior angle W X Y.

Question illustration
A
m∠WXY = m∠YXZ
B
m∠WXY < m∠YZX
C
m∠WXY + m∠YXZ = 180°
D
m∠WXY + m∠XYZ = 180°
45

Which polygon is a concave octagon?

A
A polygon has 7 sides. One angle goes inside of the shape.
Option A
B
A polygon has 8 sides.
Option B
C
A polygon has 8 sides. One angle goes inside of the shape.
Option C
D
A polygon has 7 sides.
Option D
46

Triangle A B C is shown. Side A C has a length of 27. Side C B has a length of 54.

Question illustration
A
AB = 25
B
27 < AB < 81
C
AB = 85
D
AB 81
47

The perimeter of a rhombus is 28 centimeters. What is the length of each side of the rhombus?

A
3 cm
B
4 cm
C
6 cm
D
7 cm
48

Chang knows one side of a triangle is 13 cm. Which set of two sides is possible for the lengths of the other two sides of this triangle?

A
5 cm and 8 cm
B
6 cm and 7 cm
C
7 cm and 2 cm
D
8 cm and 9 cm
49

Figure CDEF is a parallelogram.

Question illustration
A
2
B
3
C
4
D
5
50

WXYZ is a trapezoid with WX ≅ YZ.

Question illustration
A
3 units
B
4 units
C
5 units
D
6 units
51

Which are the possible side lengths of a triangle?

A
3 cm, 5 cm, 9 cm
B
4 cm, 8 cm, 10 cm
C
6 cm, 9 cm, 17 cm
D
8 cm, 10 cm, 18 cm
52

For a craft project, two equilateral triangles are taped together to create a quadrilateral.

Question illustration
A
rhombus
B
rectangle
C
trapezoid
D
square
53

To build the roof for a paper house, a rectangular paper is cut to form a trapezoid. Which diagram shows the correct cuts?

A
A rectangle is shown. Lines are drawn from the bottom left corner and the bottom right corner to the midpoint of the top side.
Option A
B
A rectangle is shown. Lines are drawn from the bottom left corner and the bottom right corner to points about one-quarter of the way across the top side.
Option B
C
A rectangle is shown. 2 parallel lines are drawn diagonally across the rectangle.
Option C
D
A rectangle is shown. Lines are drawn from the midpoints of each side to the midpoint of the top side.
Option D
54

A vegetable garden is in the shape of a parallelogram with the dimensions shown.

Question illustration
A
54 feet
B
68 feet
C
108 feet
D
140 feet
55

Figure TUVS is a parallelogram.

Question illustration
A
angles T and V
B
angles S and U
C
angles U and V
D
angles S and T

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