Solve real-world and mathematical problems using the relationship between the area of a circle and its radius.
?
?
?
Lessons 8 and 9 focus on the relationship between a circle’s area and its radius. In Lesson 9, students will solve real-world and mathematical problems involving area. Students will solve more problems involving all measurements of circles in Lessons 10 and 11.
If you need to adapt or shorten this lesson for remote learning, we suggest prioritizing Anchor Problem 1 (can be done independently). Find more guidance on adapting our math curriculum for remote learning here.
?
Suzanne is making a circular table of out a square piece of wood. The diameter of the circle she is cutting is 6 feet. How much waste will she have for this project? Express your answer to the nearest square foot.
Grade 7 Mathematics > Module 3 > Topic C > Lesson 17 of the New York State Common Core Mathematics Curriculum from EngageNY and Great Minds. © 2015 Great Minds. Licensed by EngageNY of the New York State Education Department under the CC BY-NC-SA 3.0 US license. Accessed Dec. 2, 2016, 5:15 p.m..
Modified by The Match Foundation, Inc.Recall the image below from Lesson 7, composed of a square and two semi-circles. Find the area of the figure.
A 12 ft. rope is attached to the wall of a garage. A dog’s collar is attached to the end of the rope to allow him to safely stay outside. What is the area of the space the dog has outside?
?
The following resources include problems and activities aligned to the objective of the lesson that can be used to create your own problem set.
?
A circular platter fits exactly into a box. The base of the box is a square with side lengths 24 cm.
What is the area of the circular platter?
?