End Of Course Geometry Practice Test With Answers - North Thurston Public Schools Page 23

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Since
, then the measure of
In circle C,
= 72 and
is a diameter. Determine m
BCD.
63.
angle ACB is 72°. Since
is a diameter
and measures 180°, <BCD = 180-72 =
108°
Write your answer on the line.
A
C
D
B
What is the m
BCD?
108°
degrees
(Related Tutorial Videos:
Video
1)
Day 22
Determine which set of measures could represent the sides of a right triangle.
64.
The only triple that satisifies the Pythagorean Theorem
is the side
0 A. 2, 3, 4
lengths of 9, 12, and 15 because
0 B. 7, 11, 14
0 C. 8, 10, 12
0 D. 9, 12, 15
(Related Tutorial Video:
Video
1)
N
Determine the exact value of x in ΔLMN.
65.
Work---see addendum at end
0 A. 25
of answer key!
50
25
2
0 B.
x
25
3
0 C.
0 D. 100
60°
L
M
(Related Tutorial Video:
See question
40)
ΔRST has vertices R(-2 5), S(1, 1), and T(-6, 2). Classify ΔRST based on its sides.
66.
0 A. isosceles
0 B. scalene
0 C. right isosceles
0 D. right
(Related Tutorial Video:
See question
5)

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