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Application Of Integrals

Question
CBSEENMA12036085

The line L1: y = x = 0 and L2: 2x + y = 0 intersect the line L3: y + 2 = 0 at P and Q respectively. The bisectorof the acute angle between L1 and L2 intersects L3 at R.
Statement-1: The ratio PR: RQ equals 2√2:√5
Statement-2: In any triangle, the bisector of an angle divides the triangle into two similar triangles.

  • Statement-1 is true, Statement-2 is true ; Statement-2 is correct explanation for Statement-1

  • Statement-1 is true, Statement-2 is true ; Statement-2 is not a correct explanation for Statement-1

  • Statement-1 is true, Statement-2 is false

  • Statement-1 is false, Statement-2 is true

Solution

C.

Statement-1 is true, Statement-2 is false


∴ AD : DB = 2√2:√5
∴ OD is angle bisector of angle AOB
∴ Statement: 1 true
Statement : 2 false