1.the area of a trapezium is 248 sq. m and it’s height is 8m. if one of the parallel side is smaller than the other by 4m. find the two parallel sides. 2. find the length of the side of a cube whose total surface area area measures 600 sq cm.

3.the circumference of the base of a cylinder is 176 cm and its height is 65 cm. find its lateral surface area .

4. volume of a cube is 1000 cubic cm. find its total surface area.

5. if each edge of a cube is doubled, how many times will its surface area increase?

help me plz _/\_