Unit Test — Unit test Answers
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Which pair of triangles can be proven congruent by SAS?
A
2 identical triangles are shown. The triangle is reflected across a line to form the second triangle.
B
2 identical triangles are shown. The triangle is rotated 90 degrees to form the second triangle.
C
2 identical triangles are shown. The triangle is reflected across a line and then rotated to form the second triangle.
D
2 identical triangles are shown. The triangle is rotated up and to the left 90 degrees to form the second triangle.
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Triangle L N P has centroid S. Lines are drawn from each point to the midpoint of the opposite side to form line segments N R, L P, and Q M. The length of line segment N S is 7 x minus 3 and the length of line segment S R is 5 x minus 3.
A
1 unitB
2 unitsC
4 unitsD
6 units23
A regular pentagon is created using the bases of five congruent isosceles triangles, joined at a common vertex.
A
54°B
72°C
108°D
144°24
Triangle L M Q is cut by perpendicular bisector L N. Angle N L Q is 32 degrees and angle L M N is 58 degrees.
A
Yes, they are congruent by either ASA or AAS.B
Yes, they are both right triangles.C
No, M is not congruent to NLQ.
D
No, there are no congruent sides.25
Triangles L O A and L A M share side L A. Angles O L A and A L M are congruent.
A
LO ≅ LMB
OA ≅ MAC
LOA ≅ LMAD
LAO ≅ LAMDid you find these answers helpful?
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