1. It is an arc of a circle that measures less than 180 degrees.
a. semicircle b. major arc c. minor arc d. circumference
2. A line segment that passes through the center of the circle whose endpoints
lie on the circle.
a. angle
b. area
c. radius
d. diameter
3. An angle whose vertex is at the center of a circle and whose sides are radii of
the circle.
a central angle
c. circumscribed angle
b. inscribed angle
d. exterior angle
4. A line segment from a point on a circle and ends at the center of the circle.
a. chord
b. radius
c. diameter
d. secant
5. Which of the following arcs is half of a circle?
a. circumference b. minor arc c. major arc d. semicircle
6. What is the angle formed in the interior of a circle whose vertex is a point on a
circle and the sides are chords of the circle?
a. central angle
b. inscribed angle c. interior angled. exterior angle
7. An arc of the circle that measures greater than 180 degrees.
a. minor arc
b. semicircle c. major arc d. arc length
8. It is the set of all points on a plane equidistant from a fixed point called center.
a square
b. rectangle
c. circle
d. triangle​