bzhsh8282 bzhsh8282

19-03-2019
Mathematics

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The radius of a circle is 15 inches. A chord is drawn 4 inches from the center of the circle. How long is the chord?

Respuesta :

EdwardYang EdwardYang

19-03-2019

Let X represent the length of the chord.

By using Pythagoras' Theorem:

4^2 + (X/2)^2 = 15^2

(X^2)/4 = 209

X^2 = 836

X = 28.91

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