Question

(d)
2
(1)
2. The perimeter of a triangle in 75 cm. Two of the sides are 20 cm and 30 cm, find the third
3. Find the distance covered by Rahul in he takes four rounds of a rectangular park whose le
breadth is 10 m
Find the length of wooden strip required to frame a photograph of breadth 32 cm and leng
the cost if I m frame costs ? 12.
A piece of wire is 600 cm long. What will be the length of each side if the wire is used to
an equilateral triangle
(b) a square
(c) a regular
(D) a regular hexagon
(e) a regular decagon?
Determine the cost of fencing a square park 300 m long at the rate of 15 per metre.
Find the distance covered by Karan if he takes four rounds around a rectangular park
nd breadth is 200 m. Also find how many rounds should he run to cover a distance
n athlete has to run a race of 600 10 around a rectanmule​

Answer 1

Answer:

. perimeter of triangle=75cm

length of one side=20cm

length of second side=30cm

length of third side=30+20

=50

=75

-50

=25