Question

What are these examples called?

Answer 1

A)

Answer 2

B)

Answer 3

C)

Answer 4

First one has a secant line to a circle.

Second one has a tangent line to a circle.

Third one has a chord in a circle.

Answer 5

These are all terms you should memorize (unless they are on a cheat sheet you can use on a test)

Answer 6

Isn't a chord the distance along a circle between two points on the circle? or is that the arc length?

Answer 7

that's the arc of a circle (the arc length is how long that arc is)

Answer 8

@jim_thompson5910

Answer 9

Here's 2 points on a circle

Answer 10

Here's the arc between those two points (shaded in black)