The ratio of the radius of two circles is 1: 3, and then the ratio of their areas is_________?

Related Mcqs:

The area of a rhombus in 2016 Sq.cm and its side is 65cm. The length of its diagonals are________?

A. 125cm, 35cm B. 126cm,32cm C. 132cm,26cm D. 135cm,25cm...

The area of a triangle will be when a = 1m, b = 2m, c = 3m, a, b, c being lengths of respective sides.

A. 0 sq m B. 3 sq m C. 2 sq m D. 6 sq m...

The area of a square field 3136 sq m, if the length of cost of drawing barbed wire 3 m around the field at the rate of Rs.1.50 per meter. Two gates of 1 m width each are to be left for entrance. What is the total cost?

A. Rs.1014 B. Rs.1140 C. Rs.999 D. Rs.1085...

A hall 20 m long and 15 m broad is surrounded by a verandah of uniform width of 2.5 m. The cast of flooring the verandah at the rate of Rs 3.50 per sq. Meter is__________?

A. Rs.500 B. Rs. 600 C. Rs. 700 D. Rs. 800...

The diameter of a circle is 105 cm less than the circumference what is the diameter of the circle?

A. 44 cm B. 46 cm C. 48 cm D. 49 cm...