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1. |
Which angle corresponds to  if  |
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A. |
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B. |
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C. |
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D. |
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2. |
Which pair of triangles is congruent by the ASA Postulate? |
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A. |
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B. |
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C. |
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D. |
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3. |
The segment that bisects an angle of the triangle and has one endpoint at a vertex of the triangle and the other endpoint at another point on the triangle is called the _________. |
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A. |
median |
B. |
perpendicular bisector |
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C. |
angle bisector |
D. |
segment bisector |
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Hint |
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4. |
Which problem-solving strategy is used in indirect proofs? |
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A. |
guess and check |
B. |
working backward |
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C. |
decision-making |
D. |
draw a diagram |
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Hint |
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5. |
The measures of a pair of base angles of an isosceles trapezoid are
7x - 12 and 5x + 6. Find the value of x. |
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A. |
6 |
B. |
12 |
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C. |
3 |
D. |
9 |
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6. |
Food Some cafeteria trays are shaped like isosceles trapezoids so they will fit around the tables. If the measures of one pair of base angles of a tray are 120, what are the measures of the other pair of base angles? |
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A. |
240 |
B. |
120 |
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C. |
60 |
D. |
90 |
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7. |
Which figure is not a polygon? |
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A. |
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B. |
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C. |
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D. |
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8. |
Which figure is an obtuse triangle? |
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A. |
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B. |
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C. |
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D. |
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9. |
 ABC is ______. |
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A. |
equilateral |
B. |
scalene but not acute |
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C. |
isosceles and scalene |
D. |
scalene and acute |
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Hint |
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10. |
Triangle RPG and triangle FAS are congruent. Which segment is necessarily congruent to  ? |
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A. |
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B. |
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C. |
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D. |
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11. |
Which of the following could not be a triangle? |
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A. |
9, 9, 9 |
B. |
7, 28, 22 |
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C. |
15, 18, 8 |
D. |
7, 11, 3 |
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Hint |
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12. |
If 28 and 49 are the lengths of two sides of a triangle, between what two numbers must the measure of the third side fall? |
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A. |
21 and 77 |
B. |
28 and 49 |
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C. |
10 and 60 |
D. |
31 and 67 |
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Hint |
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13. |
In parallelogram ABCD,  B  ________. |
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A. |
C |
B. |
A |
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C. |
D |
D. |
A and C |
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Hint |
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14. |
Find the sum of the measures of the interior angles of a 28-gon. |
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A. |
5040 |
B. |
167 |
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C. |
180 |
D. |
4680 |
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Hint |
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15. |
If  what reason would follow to prove  |
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A. |
Vertical angles are congruent. |
B. |
Base angles of an isosceles triangle are congruent. |
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C. |
CPCTC |
D. |
If a triangle is equilateral then it is equiangular. |
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Hint |
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16. |
What best describes  |
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A. |
perpendicular bisector |
B. |
median |
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C. |
altitude |
D. |
angle bisector |
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Hint |
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17. |
Complete the section of the indirect proof.
mW is a right angle. Therefore, mW = 90° by _______________. |
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A. |
definition of perpendicular lines |
B. |
definition of a right angle |
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C. |
definition of perpendicular bisectors |
D. |
angle addition postulate |
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Hint |
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18. |
Parallelogram RSTV is a rhombus with  Find  |
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A. |
56° |
B. |
68° |
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C. |
112° |
D. |
124° |
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Hint |
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