- Surface area if cuboid
lucy necklace contains 15 spherical glass beads of radius.8mm and 12 spherical glass beads of radius 5 mm. Find the total volume of glass in Lucy's necklace.Give your answer in cubic cm
A square garden has an area of 2500 sq.m. A part of uniform width of 2.5m runs around it on the inside. Find the cost of laying it at Rs. 25 per sq.m.
The area of a right triangle is 100cm2. If one of the perpendicular legs is 25 cm, find the length of the other.