Advertisements
Advertisements
Question
The side of a square field is 16 m. What will be increase in its area, if each of its sides is doubled?
Advertisements
Solution
Side of a square field (a) = 16 m
∴ Area of a square field = (a)2
= 16 × 16 m2 = 256 m2
Each of its side is doubled
∴ New side = (16 × 2)m = 32 m
∴ New area of the square field = (a)2
= 32 × 32 m2 = 1024 m2
APPEARS IN
RELATED QUESTIONS
In a ΔABC, D, E, F are the mid-points of sides BC, CA and AB respectively. If ar (ΔABC) = 16cm2, then ar (trapezium FBCE) =
In a ΔABC if D and E are mid-points of BC and AD respectively such that ar (ΔAEC) = 4cm2, then ar (ΔBEC) =
ABCD is a trapezium in which AB || DC. If ar (ΔABD) = 24 cm2 and AB = 8 cm, then height of ΔABC is
Find the area of a rectangle whose length and breadth are 25 m and 16 cm.
By counting squares, estimate the area of the figure.
Look at a 10 rupee note. Is its area more than hundred square cm?
Cheggu’s wife asked him to make a circle with the wire. She knew it had an area of 800 square meters.
- Why did Cheggu not choose a rectangle? Explain.
Area of a rectangle with length 5 cm and breadth 3 cm is ______.
Find the area of the following figure by counting squares:
Find the area of the following figure by counting squares:
