Questions
If P and Q are two points on the line 4x + 3y + 30 = 0 such that OP = OQ = 10, where O is the origin, then the area of the OPQ is
a
48
b
16
c
32
d
none of these
detailed solution
Correct option is A
Let OR ⊥ PQThen, OR=40+30+3016+9=305=6∴PR=OP2-OR2=100-36 and PQ = 2PR = 16∴ Area of ∆OPQ=12×PQ×OR=12×16×6=48Talk to our academic expert!
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If the equation of the locus point equidistant from the points and is then the value of c is
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