Chapter 1-7 (Perimeter, Circumference, Area)  Reminder:  Perimeter is distance around a figure  Area is amount of surface covered inside a figure 

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Presentation transcript:

Chapter 1-7 (Perimeter, Circumference, Area)  Reminder:  Perimeter is distance around a figure  Area is amount of surface covered inside a figure  Circumference is distance around a circle

Chapter 1-7 (Perimeter, Circumference, Area)  Example  The in-bounds portions of a singles tennis court is shown. Find the perimeter and area.

Chapter 1-7 (Perimeter, Circumference, Area)  Example  The smallest circle on an Olympic target is 12 cm in diameter. Find the circumference and area.

Chapter 1-7 (Perimeter, Circumference, Area)  Example  Triangle JKL has vertices J(1, 6), K(6, 6), L(3, 2). Find the approximate perimeter of triangle JKL.

Chapter 1-7 (Perimeter, Circumference, Area)  Example  You are using a roller to smooth a lawn. You can roll about 125 yd 2 in 1 minute. About how many minutes does it take to roll a lawn that is 120 ft. long and 75 ft. wide?

Chapter 1-7 (Perimeter, Circumference, Area)  Example  The base of a triangle is 24 ft. Its area is 216 ft 2. Find the height of the triangle.