Advertisements
Advertisements
प्रश्न
Bajinder runs ten times around a square track and covers 4 km. Find the length of the track.
Advertisements
उत्तर
Let a be the side of the square track.
Perimeter of the square track = 4a
Bajinder runs ten times around the square track and covers 4 km.
i.e., 10 × 4a = 4 km
⇒ 40a = 4 × 1000 m ...[∵ 1 km = 1000 m]
⇒ a = `(4 xx 1000)/40` m = 100 m
∴ Length of the track = 4a
= 4 × 100 m
= 400 m
APPEARS IN
संबंधित प्रश्न
The diagonal of a square is 15 m; find the length of its one side and perimeter.
The perimeter of a square is numerically equal to its area. Find its area.
A path of uniform width, 3 m, runs around the outside of a square field of side 21 m. Find the area of the path.
The side of a square is 10 cm. If its side is tripled, then by how many times will its perimeter increase?
A piece of wire is 36 cm long. What will be the length of each side if we form a square
Your garden is in the shape of a square of side 5 m. Each side is to be fenced with 2 rows of wire. Find how much amount is needed to fence the garden at ₹ 10 per metre
Find the perimeter of the following figure
1 sq m = 1 m × ______ m = 100 cm × ______ cm.
Tahir measured the distance around a square field as 200 rods (lathi). Later he found that the length of this rod was 140 cm. Find the side of this field in metres.
Sweety runs around a square park of side 75 m. Bulbul runs around a rectangular garden with a length of 60 m and a breadth of 45 m. Who covers less distance?
