Tuesday, 14 February 2017

iv class sa2 revision on perimeter and area

Revision on perimeter and area
1.The sum of the lengths of all sides of a closed figure is called its ______________.
2.Perimeter of the rectangle =________
3. Perimeter of the square=____________.
4.The amount of surface a plane closed fiqure covers is called its ______.
5.The standard unit of measuring area is a ______.
6.The area of a square =_____.
7.The area of a rectangle _________.
8.Find the perimeter of triangle whose sides are
a) 10cm ,12cm ,14cm     b)23m ,42m ,1m
9.Find the perimeter of rectangle
a)length=15m   breadth= 10m
b)length =10cm   breadth= 5 cm
10.By counting the unit sqares,find the areas of the following rectangles
1 . Area  ______sqcm
















2.Area =______sqcm






















11.Mrs roy bought a carpet 15m long and 12 m broad .What is its perimeter?
12.A boundary wall is built around a rectangular land of length 26 m and width 21m .Find the total length of the boundary wall.
13.A rectangular field is of length 60m and breadth 45m. It has to be fenced all around .Find the length of the boundary wall.
14. A square garden is 56m long .How much wire is needed for fencing around it 2 times?

15. Find the breadth if length is 30cm and perimeter of rectangle is 110cm.

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