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.Management Sciences
Category: Areas
The area of a triangle will be when a = 1m, b = 2m, c = 3m, a, b, c being lengths of respective sides.
A. 0 sq m
B. 3 sq m
C. 2 sq m
D. 6 sq m
If the base of rectangle is increased by 10 % and the area is unchanged then the corresponding altitude must be decreased by:________?
A. 9 1/11 %
B. 10%
C. 11%
D. 11 1/9 %
If the diameter of a circle is increased by 100 % its area is increased by:_________?
A. 100%
B. 200%
C. 300%
D. 400%
A covered wooden box has the inner measure as 115cm 75cm and 35cm and the thickness of wood is 2.5cm. The volume of the wood is____________?
A. 81000cu.cm
B. 81775cu.cm
C. 82125cu.cm
D. None of these
If the height of a triangle is decreased by 40% and its base is increased by 40% what will be the effect on its area?
A. No change
B. 8%decrease
C. 16% Decrease
D. 16%increases
The length of a rectangular plot is twice its breadth. If the area of the rectangular plot is 6075 sq.meters .what is its length?
A. 45m
B. 75m
C. 135m
D. None of these
Which one of the following has a greater perimeter than the rest?
A. A square with an area of 36 sq.cm
B. An Equilateral Triangle with a side of 9 cm
C. A rectangle with 10 cm as length and 40 sq.cm as area
D. A circle with a radius of 4 cm
The area of a square field is 6050 Sq.m.The length of it diagonal is_________?
A. 110m
B. 112m
C. 120cm
D. 135m
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