Download HW 1.3

Name _________________________________
Geometry R HW 1.3
Date: ___________
Period: ______
#1-7: For each of the following, a) write the term which is defined. b) draw a picture.
1. ___________________ the union of two non-collinear rays that share a common endpoint
2. ___________________ a ray which divides an angle into two congruent angles, each half the original angle
3. ___________________ an angle whose measure is less than 90
4. ___________________ an angle whose measure is greater than 90
5. ___________________ an angle whose measure is exactly 90
6. ___________________ the common endpoint of the sides of an angle
7. ___________________ two rays with a common endpoint which form an angle whose measure is 180
8. Using a compass and straightedge, construct an angle on BC congruent to
A
List the construction steps:
B
A.
C
9. BD bisects
ABC.
a) If m
ABD = (4x + 18) and m
ABC = 52 , find the value of x.
b) If m
ABD = (y2 – y) and m
DBC = 72 , find the value of y.
c) If m
CBD = 30 and m
A
B
D
C
ABC = (5a + 15) , find the value of a.
d) If m ABD = (w2 + 3w) and m
of
ABC.
10. Using a compass and straightedge, construct the bisector of
A
DBC = (5w + 8) , find the measure
A. List your construction steps.