Perimeter and area of rectangles and triangles
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| A rectangle has a length of 10cm and a width of 4cm. What is its area? | 40cm square
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| A rectangle has a length of 2m and a width of 3m. What is its perimeter? | 10m
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| An equilateral triangle has sides of 15cm. What is its perimeter? | 45cm
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| A triangle has a base of 10cm and a height of 5cm. What is its area? | 25cm square
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| A rectangle has a length of 7cm and a width of 9 cm. What is its area? | 63 cm square
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| A rectangle has a length of 7cm and a width of 9 cm. What is its perimeter? | 32cm
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| A triangle has a base of 12cm and a height of 5cm. What is its area? | 30 cm square
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| What is the perimeter of a triangle with sides 12cm, 13cm and 6cm? | 31cm
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| A rectangular garden has a length of 20m and a width of 15m. What is the area of the garden? | 300m square
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| A farmer has a field which is 120m long and 55m wide. He wants to put a fence around the field. How much fence does he need? | 350m
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| Tom want to buy a new carpet for his bedroom. The room is 14m by 12m. How much carpet does he need? | 168m square
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| What is the diameter of a circle? | From one side of the circle to the other
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| What is the circumference of a circle? | The perimeter of the circle
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| What is the relationship between the radius and the diameter of a circle? | The diameter is 2 x the radius
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| If the diameter of a circle is 20cm. What is the radius? | 10cm
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| If the radius of a circle is 6cm. What is the diameter? | 12cm
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Created by:
saraparfit
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