7. In this cone (right) the angle YXZ = 60°. Calculate: a) the length XY, b) the length YZ, c) the circumference of the base. VZY 400 X 13 cm N

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter79: Computing Compound Angles On Cutting And Forming Tools
Section: Chapter Questions
Problem 25A
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7 cm
D
H
E
3 cm
8 cm
X
G
2 cm
9 cm
me
E
9 cm
B
3 cm
Z
5. The diagram (right) shows a right
pyramid where A is vertically
above X.
a) i) Calculate the length DB.
Calculate the angle DAX.
Calculate the angle CED.
ii)
b) i)
ii) Calculate the angle DBA.
6 cm
6. The diagram (left) shows a right pyramid where A is
vertically above X.
a) i) Calculate the length CE.
ii)
b) i)
ii)
Calculate the angle CAX.
Calculate the angle BDE.
Calculate the angle ADB.
7. In this cone (right) the angle
YXZ = 60°. Calculate:
a) the length XY,
b)
the length YZ,
c)
the circumference of
the base.
10 cm
13 cm
8. In this cone (left) the angle XZY = 40°. Calculate:
a) the length XZ,
b) the length XY.
9. One corner of this cuboid has been sliced off along the
B
4 cm
Transcribed Image Text:7 cm D H E 3 cm 8 cm X G 2 cm 9 cm me E 9 cm B 3 cm Z 5. The diagram (right) shows a right pyramid where A is vertically above X. a) i) Calculate the length DB. Calculate the angle DAX. Calculate the angle CED. ii) b) i) ii) Calculate the angle DBA. 6 cm 6. The diagram (left) shows a right pyramid where A is vertically above X. a) i) Calculate the length CE. ii) b) i) ii) Calculate the angle CAX. Calculate the angle BDE. Calculate the angle ADB. 7. In this cone (right) the angle YXZ = 60°. Calculate: a) the length XY, b) the length YZ, c) the circumference of the base. 10 cm 13 cm 8. In this cone (left) the angle XZY = 40°. Calculate: a) the length XZ, b) the length XY. 9. One corner of this cuboid has been sliced off along the B 4 cm
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