(I) Two sides of triangle are 12 cm and 14 cm. The perimeter of triangle is 36 cm. What is its third side? (II) Find the area of a square plot whose side is 8 m.
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Answer:
perimeter=1st side +2nd side+3rd side
36 =12+14+3rd side
36-26=3rd side
10cm =3rd side
Area of square=8×8
=64cm^2
Answered by
1
Step-by-step explanation:
1) perimeter = sum of all sides
36 = 12+14+ 3rd side
36-26 = 3rd side
3rd side = 10m
2) area of a square = side * side
so, area = 8*8
area = 64m²
hope it helps
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