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1. |
Complementary angles ______. |
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A. |
have a sum of 180° |
B. |
are both obtuse angles |
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C. |
have a sum of 90° |
D. |
have a sum between 90° and 180° |
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Hint |
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2. |
Classify the triangle by its angles and its sides. |
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A. |
right and scalene |
B. |
obtuse and equilateral |
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C. |
acute and isosceles |
D. |
right and isosceles |
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Hint |
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3. |
Which statement is false? |
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A. |
All isosceles trapezoids have two congruent sides. |
B. |
All rectangles are squares. |
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C. |
All squares are rhombi. |
D. |
All squares are rectangles. |
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Hint |
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4. |
 ABC and DEF are congruent. Find the value of x. |
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A. |
4 |
B. |
10 |
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C. |
5 |
D. |
7 |
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Hint |
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5. |
Triangle RST has vertices R(-3, 2), S(0, -5), and T(4, 5). When translated R' has coordinates (4, 1). Find the coordinates of S' and T'. |
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A. |
S'(-6, 7), T'(4, 11) |
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B. |
S'(-7, 6), T'(-11, 4) |
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C. |
S'(7, -6), T'(11, 4) |
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D. |
S'(7, -6), T'(4, 11) |
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Hint |
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6. |
Reflect the point (6, -5) over the y-axis. |
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A. |
(5, -6) |
B. |
(-6, -5) |
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C. |
(6, -5) |
D. |
(6, 5) |
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Hint |
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7. |
Graph A(-2, 5) and B(-3, 6). Then reflect A and B over the y-axis and graph A' and B'. |
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A. |
 |
B. |
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C. |
 |
D. |
 |
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Hint |
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8. |
State the quadrant in which a triangle will lie if it is in the fourth quadrant and is rotated 180° about the origin. |
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A. |
I |
B. |
III |
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C. |
II |
D. |
IV |
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Hint |
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9. |
Determine whether the pair of figures represents a rotation of 90°, 180°, or a reflection over the x-axis or y-axis. |
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A. |
reflection over the y-axis |
B. |
90° counterclockwise rotation |
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C. |
180° rotation |
D. |
reflection over the x-axis |
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Hint |
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10. |
A triangle with three congruent sides is called ____________. |
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A. |
Scalene |
B. |
Obtuse |
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C. |
Right |
D. |
Equilateral |
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Hint |
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11. |
Find the value of x in rectangle ABCD if m A = 9x°. |
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A. |
x = 45 |
B. |
x = 10 |
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C. |
x = 5 |
D. |
x = 90 |
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Hint |
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12. |
Which letter does not have rotational symmetry? |
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A. |
X |
B. |
Z |
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C. |
Q |
D. |
N |
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Hint |
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13. |
Which type of symmetry does the figure have? |
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A. |
Both Line Symmetry and Rotational Symmetry |
B. |
Line Symmetry |
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C. |
Rotational Symmetry |
D. |
Not Symmetric |
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Hint |
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14. |
Q and R are corresponding angles of congruent triangles. Find x if mQ = 120° and mR = (3x – 30) °. |
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A. |
x = 40 |
B. |
x = 50 |
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C. |
x = 30 |
D. |
x = 60 |
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Hint |
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15. |
Find the length of the hypotenuse in a 45°, 45°, 90° triangle if a leg is 8 feet long. |
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A. |
16 ft |
B. |
4 ft |
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C. |
9.6 ft |
D. |
11.3 ft |
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Hint |
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16. |
What is the perimeter of a 45°, 45°, 90° triangle with a leg of 6.3 m? |
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A. |
15.8 m |
B. |
25.2 m |
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C. |
21.5 m |
D. |
18.9 m |
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Hint |
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17. |
Triangle ABC has vertices A(3, 7), B(-4, -5), and C(6, -1). What is the ordered pair for B' after a translation of 3 units right and 4 units up? |
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A. |
(-1, -1) |
B. |
(-1, -2) |
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C. |
(-7, -9) |
D. |
(-8, -8) |
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Hint |
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18. |
Classify the angle. |
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A. |
acute |
B. |
straight |
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C. |
obtuse |
D. |
right |
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Hint |
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