Unit Test — Unit test Answers

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Two parallel lines are intersected by a third line so that angles 1 and 5 are congruent.

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A
They are acute.
B
They are congruent.
C
They are complementary.
D
They are supplementary.
23
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Two lines intersecting at a right angle

A
form a line.
B
are parallel.
C
are perpendicular.
D
form a ray.
24

Which figures can be precisely defined by using only undefined terms? Select three options.

A
angle
B
arc
C
circle
D
line segment
E
parallel lines
25

Angle RST is a right angle. Angle RSU has a measure of 25°.

Question illustration
A
25°
B
45°
C
65°
D
75°

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