Finding Radii
The diameter of a circle is 14 ft.
7 ft
The radius of a circle is 11 in.
22 in
The radius of a circle is 16 m.
About 100.53 m
The radius of the circle is 2 yd.
About 12.57 sq yd
What is 5 squared?
25
The diameter of a semi-circle is 200 cm.
100 cm
The radius of a semi-circle is 33 yd.
66 yd
The diameter of a circle is 17 cm.
About 53.41 cm
The diameter of the circle is 10 m.
About 78.54 sq m
Evaluate this expression when x=9 and y=-3.
4x + y
33
The circumference of a circle is 18.85 km.
About 3 km
The radius of the circle is 277.77 in.
555.54 in
The diameter of a semi-circle is 6 mi.
About 15.42 mi
The radius of the semi-circle is 6.3 ft.
About 62.34 sq ft
Simplify this expression:
6(12 - 5x)
72 - 30x
The area of a circle is 50.27 sq yd.
About 4 yd
The circumference of a circle is 25.13 km.
About 8 km
The radius of a semi-circle is 15 yd.
About 77.12 yd
The diameter of the semi-circle is 60 km.
About 1,413.72 sq km
Expand this expression:
4x + 3xy
x(4 + 3y)
The perimeter of a semi-circle is 30.85 in.
About 6 in
The perimeter of a semi-circle is 30 cm.
About 11.67 cm
The area of a circle is about 153.94 sq m, and the radius is 7 m.
About 43.98 m
The circumference of a circle is 14 ft.
About 31.19 sq ft
The largest squirrel in the world lives in this country.
India