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  9. Q117

BPSC (Bihar PCS) 2015 · Question 117 of 135

A circle has area 154 square units. Its diameters have equations 2x - 3y + 12 = 0 and x + 4y - 5 = 0. Then the radius of the circle is?

Mental Ability

  1. A8 units
  2. B7 unitsCorrect
  3. C6 units
  4. D5 units

Answer: B. 7 units

Explanation

Understanding the Circle's Properties The question asks us to determine the radius of a circle. We are provided with the circle's area, which is 154 square units. Additionally, we are given the equations of two lines that pass through the center of the circle, acting as its diameters: 2x − 3y + 12 =

Source: prepp.in

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