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primary 6 | Maths
| Measurement
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Semi circle
Date Posted: 4 years ago
Views: 607
a) Using the formula to find the circumference of a circle of radius 56cm. Note that there is only 3 quadrants of the circle. Use the circumference of the circle diameter 28cm too.
b) Use area of 3 quadrants of a circle. 1 quadrant you must minus the area of the small circle. 1 area of a square of sides 56cm must minus 1 area of the quadrant.
Try on your own and if unclear you can ask me here
b) Use area of 3 quadrants of a circle. 1 quadrant you must minus the area of the small circle. 1 area of a square of sides 56cm must minus 1 area of the quadrant.
Try on your own and if unclear you can ask me here
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