Overview
Syllabus
Formula for circumference of a circle .
Definition of circumference.
Formula for circumference involving radius explained.
Sample problem-find the circumference of a circle.
Arc length formula explained.
Sample problem-finding the arc length of a circle.
Sample problem-finding the arc length of a circle when given the diameter and the central angle.
Sample problem-find the radius of a circle given the arc length.
Answer to sample problem 5 Find the radius of OP.
Sample problem 6 Find the circumference of the circle.
Qurstion 7 Find the measure of arc AB.
Question 8 Find the diameter.
Question 9 Find the length of arc AB.
Question 11 Find length of arc AB.
Question 12 Length of semicircle .
Questions 13,14,15 16 Find the circumference of each circle.
Questions 17,18,19 Finding arc lengths.
Questions 20,21,22 Finding arc length,circumference,and radius.
Taught by
MooMooMath and Science