Memory d Can you draw and label these parts onto the circle Radius Diameter Chord Arc Sector How did Miss Nawaz describe the arc and sector using her favourite food Recall Cherry pie is deliciousApple pies are too ID: 620553
Download Presentation The PPT/PDF document "Circles –properties and area Year____..." is the property of its rightful owner. Permission is granted to download and print the materials on this web site for personal, non-commercial use only, and to display it on your personal computer provided you do not modify the materials and that you retain all copyright notices contained in the materials. By downloading content from our website, you accept the terms of this agreement.
Slide1
Circles –properties and area Year______ Set_____/Due_____
Memory
d
Can you draw and label these parts onto the circle?
Radius
DiameterChordArcSectorHow did Miss Nawaz describe the arc and sector using her favourite food?
Recall
Cherry pie is delicious….Apple pies are too!
Key learningBronze Calculate the area of these shapes.Circle with a radius of 5cm Circle with a diameter of 8cm SilverFind the area of this semi circle Find the area of this semi circle Find the area of this quarter circle
Gold
Find the area inside this running track to the nearest m
2
. The diagram shows a circle of diameter of 6cm inside a square of side 10cm.Work out the area of the square Work out the area of the circle By subtraction, work out the area of the shaded part of the diagram.Slide2
Circles –properties and area Year______ Set_____/Due_____
Memory
d
Can you draw and label these parts onto the circle?
Radius
DiameterChordArcSectorHow did Miss Nawaz describe the arc and sector using her favourite food?
Recall
Cherry pie is delicious….Apple pies are too!
Key learningBronze Calculate the area of these shapes.Circle with a radius of 5cm A=78.5 Circle with a diameter of 8cm A=50.3SilverFind the area of this semi circle A=11.5 Find the area of this semi circle A=26.4
Find the area of this quarter circle A=28.3
Gold
Find the area inside this running track to the nearest m
2. A=6303 + 2578.68… = 8881.7The diagram shows a circle of diameter of 6cm inside a square of side 10cm.
Work out the area of the square 100Work out the area of the circle 9
By subtraction, work out the area of the shaded part of the diagram
.
A=71.7