What are the lengths of the diameter and radius of the wheel? h = 60 cm
diameter = 60cm; radius = 30cm
The distance around a circle is called the ______________ of the circle.
circumference
What is diameter of the circle?
AB
What's name of the centre?
O is the name centre.
Find the radius of the circle.
6 cm
Find the area of the circle. Use 3.14 for the value of π. Round your answer to the nearest whole number.
254 in²
Find the area of the circle.
153.86 cm2
Find the circumference of the circle. Use 3.14 for the value of π. Round your answer to the nearest whole number.
44 cm
Find the area of the circle. Use 3.14 for the value of π. Round your answer to the nearest whole number.
79 in²
Find the circumference of the circle. Use 3.14 for the value of π. Round your answer to the nearest whole number.
63 km
Find the radius of the circle.
12,5 cm
What is the radius of the circle?
AO, BO
Find the area of the circle.
616 cm2
Find the circumference of the circle.
44 cm
Find the circumference of the circle. Use 3.14 for the value of π. Round your answer to the nearest whole number.
38 cm
Find the area of the circle. Use 3.14 for the value of π. Round your answer to the nearest whole number.
28 in²
What name of this symbol?
We read it as "Pi"
Find the radius of each circle. Round your answer to the nearest whole.
2 km
Find the area of the circle. Use 3.14 for the value of π. Round your answer to the nearest whole number.
314 in²
Find the area of the circle.
1386 m2