Math quiz grade10Q2lesson1

It is the longest chord of a circle.

• radii

• diameter

• tangent

• secant

It is a segment from the center to any point on the circle.

• radius

• chord

• diameter

• arc

It is an arc that measures one-half of a circle.

• minor arc

• major arc

• Semi-circle

• arc

If the diameter of the circle is 36 cm, and the radius is 2x + 6, what is the value of x?

• 5

• 10

• 15

• 20

It is a segment that joins any two points of the circle.

• Chord

• Secant

• Tangent

• Diameter

Circles are named by their ______

The mathematical instrument used to draw a circles is _______.

If the radius of a circle is 2x + 3 when x is 4cm, how long is the diameter?

• 24 cm

• 22 cm

• 11 cm

• 12 cm

If the diameter of a circle is 5 + x when x is 55 cm, how long its radius?

• 25 cm

• 30 cm

• 35 cm

• 15 cm

It is the set of all points on a plane at a given distance from a fixed point.

• chord

• circle

• center

• compass