Areas of two circles are in the ratio 25:64.Find ratio of their radii?
Area of circle1=πr1²
Area of circle2= πr2²
Ratio=25/64=
r1/r2=5/8
Find the circumference of a circle whose radius is 42m
The length of two diagonals of a rhombus is 10cm and 20cm,find its area.
One side of a parallelogram is 18cm and the distance from opposite side is 8cm.Area of parallelogram is
The base of a parallelogram is twice its height.If the area of the parallelogram is 72sq.cm,find height.
One diagonal of a parallelogram is 70cm and the perpendicular distance of this diagonal from either of the outlying vertices is 27cm.The area of the parallelogram is