find the length of a chord which is at a distance from 4 cm from the centre of circle of radius 5 cm
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Answered by
1
(half of chord)^2 + (distance)^2=radius^2
(half of chord)^2 +4^2 = 5^2
(half of chord)^2 = 25- 16
(half of chord)^2= 16
half of chord = root 16 = 4cm
then the length of chord is 2*4 =8cm
(half of chord)^2 +4^2 = 5^2
(half of chord)^2 = 25- 16
(half of chord)^2= 16
half of chord = root 16 = 4cm
then the length of chord is 2*4 =8cm
Answered by
1
4cm*5cm
Cm²=20
Cm=4.5
I hope this will help
Cm²=20
Cm=4.5
I hope this will help
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