You will need to use your knowledge of arc length, area of a sector, and the angles and segments of a circle to solve problems involving cakes, clocks, and much more. Get ready to take your circle skills into the real world. In this topic, you will learn to apply your knowledge of circles to solve practical problems.

Essential Questions

• How do you solve practical problems involving arc length and area of a sector?
• How do you solve practical problems involving angles and arcs of a circle?
• How do you solve practical problems involving segments of a circle?

 

Warm-Up

Cameron is having a pizza for dinner. He orders a pizza that is 10 inches in diameter and asks for the pizza to be cut following the path of two perpendicular lines that intersect at the center of the circle. To the nearest tenth of an inch, what is the length of the crust of each slice? Hover your cursor over the question below to determine view the correct answer to the question.