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1. |
Which triangle is isosceles? |
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A. |
with vertices F(-1,-5), G(-3,4), and H(5,2) |
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B. |
with vertices A(3,0), B(0,6), and C(3,6) |
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C. |
with vertices R(3,5), S(1,-8),and T(-1,7) |
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D. |
with vertices M(4,5), N(4,2), and P(-5,2) |
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Hint |
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2. |
What is the measure of  |
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 |
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A. |
120 |
B. |
62 |
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C. |
31 |
D. |
32 |
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Hint |
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3. |
Congruence of triangles is reflexive, _____________, and transitive. |
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A. |
associative |
B. |
symmetric |
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C. |
commutative |
D. |
distributive |
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Hint |
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4. |
Refer to the figure. Complete the congruence statement  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
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Hint |
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5. |
Refer to the figure. If bisects and then
_____ by _____. |
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A. |
by SSS |
B. |
by ASA |
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C. |
by AAS |
D. |
by SAS |
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Hint |
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6. |
Refer to the figure. If and  then _____ by _____. |
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A. |
by ASA |
B. |
by ASA |
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C. |
by ASA |
D. |
by ASA |
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Hint |
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7. |
In isosceles with base and Find the measure of  |
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A. |
52 |
B. |
42 |
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C. |
34 |
D. |
96 |
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Hint |
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8. |
is isosceles. What is the x-coordinate of B? |
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A. |
 |
B. |
b |
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C. |
0 |
D. |
a |
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Hint |
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9. |
Which figure is an obtuse triangle? |
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A. |
 |
B. |
 |
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C. |
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D. |
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Hint |
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10. |
What is true about the figure pictured? |
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A. |
 |
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B. |
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C. |
 |
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D. |
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Hint |
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11. |
Which pair of triangles shows FGH QRS by the AAS Theorem? |
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A. |
 |
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B. |
 |
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C. |
 |
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D. |
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Hint |
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12. |
Refer to the figure. If and is perpendicular to both and , then FDA ________ by __________. |
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A. |
ACF by ASA |
B. |
CAD by SAS |
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C. |
ACF by SAS |
D. |
CAD by ASA |
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Hint |
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13. |
Triangle ABC has vertices A(2, 5), B(5, 2), and C(2, -1). Classify ABC. |
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A. |
equilateral |
B. |
acute |
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C. |
scalene |
D. |
isosceles |
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Hint |
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14. |
Which of the following is not often used in a coordinate proof? |
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A. |
Angle Sum Theorem |
B. |
Midpoint Formula |
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C. |
Distance Formula |
D. |
Quadratic Formula |
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Hint |
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