Question

The distance between a chord and the center of a circle is 4 cm. What is the radius of the circle if the chord measures 16 cm?

Answer 1

Ok, so we’re given a 16cm chord 4cm away from the centre of the circle — based off that, we can create this image

Answer 2

The chord is divided into 2 exact same parts

Answer 3

What does that tell us? @airamchavez

Answer 4

We get this:

Answer 5

all we got to do is use the pythagorean theorem.

Answer 6

:D