1. What is the measure of the angle formed by perpendicular lines?
A. 180 0 B. 450 C. 600 D. 900
2. Which of the following tools is needed in geometric construction?
A. triangle B. protractor C. straightedge D. square
3. What do you need to draw first when you use geometric construction to draw perpendicular lines? A. an arc
C. a line and a dot somewhere on the line
B. a line and a dot not on the line
D. a dot
4. When bisecting an angle, the straightedge should be used to :
A. mark the point M
B. copy the angle with the arc
C. measure the angle AOB
D. connect point M and vertex O
5. What geometric construction has been done in the figure?
A. bisecting an angle
B. bisecting a line segment
C. construction of parallel lines
D. copying an angle
Answers & Comments
Answer:
1.) A
2.) B
3.) C
4.) A
5.) B
Step-by-step explanation:
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