Question

Simplify the following



1.If perimeter of square is 36 cm, find length of its side.

2.Find area of rectangle whose length is 8m and breadth is 6 m.

3.Check whether 10, 40, 3, 12 are in proportion or not.

4.Two side of a triangle are 10 cm and 16 cm and perimeter of triangle is 36 cm find length of third side.​

Answer 1

1.perimeter of square=4×side

36=4×side

side=9cm

2.area= length×breadth

area=8×6=48m²

4. perimeter= 1 side+2 side+3 side

36=10+16+3side

36-26=3 side=10cm