Advertisements
Advertisements
Question
Length of a side of a square and its area vary directly with each other.
Options
True
False
Advertisements
Solution
This statement is False.
Explanation:
Length of a side of a square and its area does not vary directly with each other, e.g. Let a be length of each side of a square.
So, area of the square = Side2 = a2
So, if we increase the length of the side of a square, then their area increases but not directly.
APPEARS IN
RELATED QUESTIONS
The amount of extension in an elastic spring varies directly with the weight hung on it. If a weight of 250 gm produces an extension of 3.5 cm, find the extension produced by the weight of 700 gm.
8 men can do a piece of work in 9 days. In how many days will 6 men do it?
Two taps A and B can fill an overhead tank in 10 hours and 15 hours respectively. Both the taps are opened for 4 hours and they B is turned off. How much time will A take to fill the remaining tank?
The cost of 12 quintals of soyabean is 36,000 rupees. How much will 8 quintals cost?
Devangi travels 50 m distance in 75 steps, then the distance travelled in 375 steps is ______ km.
Two quantities x and y are said to vary directly with each other if for some rational number k, xy = k.
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
Income tax and the income.
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
The quantity of rice and its cost.
If 25 metres of cloth costs Rs 337.50, then what will be the length of the cloth bought for Rs 810?
A water tank casts a shadow 21 m long. A tree of height 9.5 m casts a shadow 8 m long at the same time. The lengths of the shadows are directly proportional to their heights. Find the height of the tank.

