What does x represent?
Length of radius
Length of diameter
Arc length
A circle has a diameter of length 11 cm. What is the length of the radius?
22 cm
11 cm
5.5 cm
Which formula gives the circumference of a circle?
πrd
πr2
πd
What part of the circle is labelled as x?
Chord
Segment
Sector
What is a tangent?
A line that goes through a circle
A radius
A line that touches the edge of a circle
A circle has a radius of 10 cm. What is the area of the circle in terms of π?
25π cm2
100π cm2
50π cm2
Find the shaded area.
12.6 cm2
14.2 cm2
16 cm2
A circle has a circumference of 312 cm. What is its diameter?
96.4 cm
99.3 cm
100 cm
What is the area of the sector?
26.0 cm2
26.1 cm2
26.2 cm2
What is the length of the arc shown?
10.47 cm
9 cm
9.6 cm