A ship is sailing in the South-East direction. If it changes its direction towards the East on moving anticlockwise from its present position then by what angle will it turn?
In a community, two neighbours have rectangular backyards having the same area of 910 sq. meter. If the width of first backyard is 7 meter and the width of second backyard is 70 meters, find which backyard will require more fencing and by how much?