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1. |
Refer to the figure shown. Name the vertices of the equilateral triangle. |
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A. |
U, Z, W |
B. |
X, Y, Z |
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C. |
U, V, Z |
D. |
W, X, Y |
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Hint |
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2. |
Triangle RST is isosceles with  as the vertex angle. If ST = 3x - 11, SR = x + 3, and RT = x - 2, find RT. |
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A. |
5 |
B. |
9 |
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C. |
14 |
D. |
7 |
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Hint |
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3. |
Triangle KMS is equilateral. Find KM if KM = x + 6, KS = 2x – 3, and MS = 4x – 21. |
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A. |
9 |
B. |
15 |
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C. |
21 |
D. |
4 |
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Hint |
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4. |
 ABC is ______. |
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A. |
equilateral |
B. |
scalene and acute |
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C. |
isosceles and scalene |
D. |
scalene but not acute |
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Hint |
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5. |
Which given lengths could be sides of a triangle? |
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A. |
8, 3, 5 |
B. |
15, 8, 9 |
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C. |
12, 8, 3 |
D. |
4, 6, 2 |
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Hint |
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