Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter62: Volumes Of Prisms And Cylinders
Section: Chapter Questions
Problem 38A: A copper casting is in the shape of a prism with an equilateral triangle base. The length of each...
Related questions
Question
Just letter of the correct answer
25
Transcribed Image Text:14. if mAD -60.findd BC
A 50
d ac
C 60
B. 70
O 80
4 units
A 48.2 sq units
B. 30.3 sg units
C 15. 07 sq units
Đ. 12.04 sq units
16. Which angle is one-haf the measure of BC7 B
A. LACD
B BAC
CBDC
AC
D. ZABC
** The ange of the sector is 60 with a radius S cm Calculate the area of the sector. (Take T3.142)
C 11.09 cm.
A 13.09 em.
B. 12.09 cm
D. 10.09 cm.
18. Find the radius of a circle with arc length of 12 cm. and central angle of 17
A. 40.46
B 30.46
C. 20.46 D. 10.46
19. If mP 87 and TM 103, (ind meTXM.
A. 95
B. 90
C. 85
D. 80
20. A sector has a radius of 12 cm. and an angle of 65. Find its arc length to the nearest tenth of a cm.
A. 3.6 cm.
D. 13.6 cm.
B. 23.6 cm.
C. 10.6 cm.
21. A 40 inch pendulum swings through an angle of 18°, Find the length of arc in inches through which the tip of the
pendulum swings.
A. 4n
C. 6m
D. 7m
B. 5m
22. A central angle in a circle of radius 4 cm is 75°. Find the length of the intercepted arc in cm.
D.
B. Cn
23. Find the area of a segment of a circle if the central angle of the segment is 60° and the radius is 10. Express your
answer to the nearest tenth of a square unit.
A. 6.01 sq. units
7.01 sq. units
8.01 sq. units
9.01 sq. units
10
B.
C.
D.
24. Find Lx.
A.24°
100°
72°
8. 25°
C. 26°
D. 27°
170°
25. Find mz3.
220°
Prepared by: MATH TEACHERS
A. 73°
8. 110°
C. 173°
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