Question

Match the vocabulary word with the correct definition.

1. semi-circle
an arc with a measure of 180 degrees
2. radius
a line that goes through the circle at two distinct points on the circumference of a circle; the distance between the two points is considered a chord
3. secant
a line that touches the exterior part of the circumference of a circle at exactly one point
4. tangent
a line segment from the center of a circle to any point on the circle

Answer 1

1. semi-circle — an arc with a measure of 180 degrees
2. radius — a line segment from the center of a circle to any point on the circle
3. secant — a line that goes through the circle at two distinct points on the circumference; the distance between the two points is a chord
4. tangent — a line that touches the circumference of a circle at exactly one point