Asked by Anonymous
A chord is 6.0 cm from the centre of a circle of radius 10 cm. How long is the chord to the nearest tent of a centimeter???
Answers
Answered by
Reiny
Did you make a diagram?
draw a line from the centre to the end of the chord.
Looks like we have a right angled triangle with hypotenuse 10, one side 6, the other x, where x is 1/2 the chord
x^2 + 36 = 100
x = 8
sos the chord is 16
draw a line from the centre to the end of the chord.
Looks like we have a right angled triangle with hypotenuse 10, one side 6, the other x, where x is 1/2 the chord
x^2 + 36 = 100
x = 8
sos the chord is 16
Answered by
Anonymous
Still don't get it.
Answered by
Reiny
What grade is this?
Do you know Pythagoras?
Do you know Pythagoras?
Answered by
Anonymous
Grade 9 and yes i do
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