Question

geometry final exam (do not write on the test copy)
match the following vocabulary words - put all answers on the answer sheet.

1. rectangle
2. ratio
3. proportion
4. minor arc
5. major arc
6. obtuse angle
7. right angle
8. acute angle
9. collinear points
10. non - collinear points
11. obtuse triangle
12. right triangle
13. acute triangle
14. supplementary angles
15. complementary angles
16. adjacent angles
17. vertical angles
18. radius
19. diameter
20. chord

a. points that lie on the same line
b. points that do not lie on the same line.
c. angle whose measure is between 0 and 90 degrees.
d. angle whose measure is greater than 90 degrees.
e. angle whose measure is 90 degrees.
f. triangle that has all acute angles.
g. two coplanar angles with a common vertex and a common side between them.
h. triangle with a right angle
i. the non - adjacent angles formed by two intersecting lines.
j. triangle with an obtuse angle.
k. two angles whose sum is 90 degrees.
l. two angles whose sum is 180 degrees.
m. arc whose measure is greater than a semi - circle (180 degrees)
n. arc whose measure is less than a semi - circle (180 degrees)
o. chord that passes through the center of a circle.
p. segment that connects two points on the circle.
q. segment whose endpoints are the center of a circle and a point on the circle.
r. equation that states two ratios are equal.
s. comparison of two numbers by division.
t. parallelogram with a right angle.

Explanation:

Step1: Analyze each term

• Rectangle: A parallelogram with a right angle (T).
• Ratio: Comparison of two numbers by division (S).
• Proportion: Equation that states two ratios are equal (R).
• Minor Arc: Arc whose measure is less than a semi - circle (180 degrees) (N).
• Major Arc: Arc whose measure is greater than a semi - circle (180 Degrees) (M).
• Obtuse Angle: Angle whose measure is greater than 90 degrees (D).
• Right Angle: Angle whose measure is 90 degrees (E).
• Acute Angle: Angle whose measure is between 0 and 90 degrees (C).
• Collinear Points: Points that lie on the same line (A).
• Non - Collinear Points: Points that do NOT lie on the same line (B).
• Obtuse Triangle: Triangle with an obtuse angle (J).
• Right Triangle: Triangle with a right angle (H).
• Acute Triangle: Triangle that has all acute angles (F).
• Supplementary Angles: Two angles whose sum is 180 degrees (L).
• Complementary Angles: Two angles whose sum is 90 degrees (K).
• Adjacent Angles: Two coplanar angles with a common vertex and a common side between them (G).
• Vertical Angles: The non - adjacent angles formed by two intersecting lines (I).
• Radius: Segment whose endpoints are the center of a circle and a point on the circle (Q).
• Diameter: Chord that passes through the center of a circle (O).
• Chord: Segment that connects two points on the circle (P).

Answer:

1. Rectangle - T. Parallelogram with a right angle.
2. Ratio - S. Comparison of two numbers by division.
3. Proportion - R. Equation that states two ratios are equal.
4. Minor Arc - N. Arc whose measure is less than a semi - circle (180 degrees)
5. Major Arc - M. Arc whose measure is greater than a semi - circle (180 Degrees)
6. Obtuse Angle - D. Angle whose measure is greater than 90 degrees.
7. Right Angle - E. Angle whose measure is 90 degrees.
8. Acute Angle - C. Angle whose measure is between 0 and 90 degrees.
9. Collinear Points - A. Points that lie on the same line
10. Non - Collinear Points - B. Points that do NOT lie on the same line.
11. Obtuse Triangle - J. Triangle with an obtuse angle.
12. Right Triangle - H. Triangle with a right angle
13. Acute Triangle - F. Triangle that has all acute angles.
14. Supplementary Angles - L. Two angles whose sum is 180 degrees.
15. Complementary Angles - K. Two angles whose sum is 90 degrees.
16. Adjacent Angles - G. Two coplanar angles with a common vertex and a common side between them.
17. Vertical Angles - I. The non - adjacent angles formed by two intersecting lines.
18. Radius - Q. Segment whose endpoints are the center of a circle and a point on the circle.
19. Diameter - O. Chord that passes through the center of a circle.
20. Chord - P. Segment that connects two points on the circle.