Question

square
da
10t
1
sq unit.
2
gyou measure. We get over this difficulty by adopting a convention :
Total area = 4-
cis
The area of one full square is taken as 1 sq unit
. If it is a centimetre
sheet, then area of one full square will be 1 sq cm.
Tenore portions of the area that are less than half a square.
If more than half of a square is in a region, just count it as one square.
Ifexactly half the square is counted, take its area as
Such a convention gives a fair estimate of the desired area.
ample 10: Find the area of the shape shown in the figure 10.10.
me tion: This figure is made up of line-segments.
reover, it is covered by full squares and half
ares only. This makes our job simple.
() Fully-filled squares = 3
1)Half-filled squares = 3
Area covered by full squares
=3x1 sq units
filled squares area=3
= 1+ sq units
1
2
3 sq units
3 = sq units
Fig 10.10​

Answer 1

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Answer 2

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