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Performance Indicator 9. Area, Circumference & Volume. Objective: TLW a) Apply the given formula to find the area of a circle, the circumference of a circle, or the volume of a rectangular solid. radius. Radius & Diameter. Radius (r): the line HALFWAY through the circle
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Performance Indicator 9 Area, Circumference & Volume Objective: TLW a) Apply the given formula to find the area of a circle, the circumference of a circle, or the volume of a rectangular solid.
radius Radius & Diameter Radius (r): the line HALFWAY through the circle Diameter (d): the line to the END of the circle diameter
3.2 m 2 ¼ in 6 ¼ cm 5 ft. Radius & Diameter r =_____ d= ____ r =_____ d= ____ r =_____ d= ____ r =_____ d= ____
C e i r c diameter c radius AREA n u e r m e f CIRCUMFERENCE (C) : the measurement AROUND the circle. C = d • AREA (A): the measurement INSIDE the circle. A = r²
6.5 m 4 ½ in 9 ¾ cm 18 ft. Area & Circumference r =____ d =_____ C= ____ A= ____ r =____ d =_____ C= ____ A= ____ r =____ d =_____ C= ____ A= ____ r =____ d =_____ C= ____ A= ____
Area & Circumference r =____ d =_4.2ft__ C= ____ A= ____ r =____ d =__5cm__ C= ____ A= ____ r =_6.8in___ d =_____ C= ____ A= ____ r =_10m___ d =_____ C= ____ A= ____
C e i r c diameter c radius AREA n u e r m e f Area & Circumference • Around a circle • Inside a circle • Line halfway through a circle • Line to the end of the circle
Volume 3.6 ft 2.2 m 9 ft 6 in 7.3 m 7 in 16 in 1.6 m 2 ½ ft V = ____ in³ V = ____ m³ V = ____ ft³ The AMOUNT of SPACE that an object takes up. V = L ∙ W ∙ H V = Length ∙ Width ∙ Height