Give the answers to iwo decimal places where necessary,1. The length of chord DY is 18 cm where O isthe centre of the circle. AB L DY, The radiusis 12 om.Calculate the perpendicular distance from O toDY17,94 cm]2. Determine the length of chord PQ if NTIPQand NT 4 cm in a circle of radius 5 cm. N isthe centre of the circle,[6 cm]D.3. PRII MG lies in a circle with radius 10 m. IfPR = 8m and MG=10m, calculate how farthe chords are apart.[17,83 m]4. A swing of length 2 m is suspended by 2 wiresMS and MW, of length 2 m each. MT 1 SWHow far must the centre of the swing be abovethe ground to ensure that the swing does not hitthe ground?[0,27 m]5. If SL=2cm and the radius is 6 cm, calculatethe length of the chord GT.[8,94 cm]

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Give the answers to iwo decimal places where necessary, 1. The length of chord DY is 18 cm where 0 is the centre of the circle. AE L DY, The radius is 12 om. Calculate the perpendicular distance from O to DY 17,94 cm)

Give the answers to iwo decimal places where necessary, 1. The length of chord DY is 18 cm where 0 is the centre of the circle. AE L DY, The radius is 12 om. Calculate the perpendicular distance from O to DY 17,94 cm)

Elementary Geometry for College Students

6th Edition

ISBN:9781285195698

Author:Daniel C. Alexander, Geralyn M. Koeberlein

Publisher:Daniel C. Alexander, Geralyn M. Koeberlein

Chapter9: Surfaces And Solids

Section9.3: Cylinders And Cones

Problem 48E

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Question

Give the answers to iwo decimal places where necessary,
1. The length of chord DY is 18 cm where O is
the centre of the circle. AB L DY, The radius
is 12 om.
Calculate the perpendicular distance from O to
DY
17,94 cm]
2. Determine the length of chord PQ if NTIPQ
and NT 4 cm in a circle of radius 5 cm. N is
the centre of the circle,
[6 cm]
D.
3. PRII MG lies in a circle with radius 10 m. If
PR = 8m and MG=10m, calculate how far
the chords are apart.
[17,83 m]
4. A swing of length 2 m is suspended by 2 wires
MS and MW, of length 2 m each. MT 1 SW
How far must the centre of the swing be above
the ground to ensure that the swing does not hit
the ground?
[0,27 m]
5. If SL=2cm and the radius is 6 cm, calculate
the length of the chord GT.
[8,94 cm]

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