Review Sheet: Angles and Triangles Class: Pre-Algebra 7

Name: ______Date: ______

Review Sheet: Angles and Triangles Class: Pre-Algebra 7

Multiple Choice: Circle the letter that best answers the question or completes the sentence.

1  / Which two angles in the triangle below are complementary?


2  / In the diagram below, line AB and line CD intersect at point P.

Name the angle that is always congruent to .
Answer ______
3  / Which angle of the following triangle is the smallest?

A  / B 
C  / D  cannot be determined
4  / Which one of the following sets of numbers could represent the lengths of the sides of an isosceles triangle?
A  {6,6,10} / B  {3,4,5}
C  {15,5,10} / D  {1,2,3}
/ 5  / In the diagram below, line segment l and line segment m intersect at the center of the circle. What is the measure of x?

A / 120º / C / 137 º
B / 133 º / D / 143 º
6  / The angles shown below are supplementary. The measure ofPQR is 2x.

What expression represents the measure of STU?
A / 90 – 2x / C / 180 – 2x
B / 90 + 2x / D / 180 + 2x
7  / An angle was drawn below.

What is the vertex of angle MAP?
Answer ______
8  / An angle was drawn below.

Name the angle in 4 different ways.
Answer ______, ______,
______, ______,

Short Response: Read each question carefully and answer each question below.

9  / In the diagram below, right angle ACB is intersected by . What are the measures of DCB, BCE, and ACE?
Show your work.
/ Answer
DCB / degrees
BCE / degrees
ACE / degrees
10  / Brett drew the four angles shown below.

Part A
Which pairs of angles are complementary? ______
Which pairs of angles of supplementary? ______
Part B
On the lines below, explain how you determined your answers.
11  / Matt received a new protractor for his birthday and immediately drew the following five angles. For each angle classification listed, match it with the angle drawn.
/ Reflex
Obtuse
Acute
Right
Straight

Extended Response: Read each question carefully and show all your work in the space provided.

12  / Solve for x in the diagram below. Then, state the measure of the larger angle.
Show all work.

Answer ______degrees
/ 13  / Using the diagram below, find d.
Show all work.

Answer d =______
14  / Gabrielle angles her pool cue against the edge of her pool, as shown below.

What is the measure of ?
Show all work.
Answer = ______degrees
15  / What is the measure of the exterior angle?

Show all work.
Answer ______degrees