Math, asked by vaishnavijadhav2210, 3 months ago

P
3) In figure, ZQ=90°,
ZR=0, PQ=12,
QR = 5, PR = 13.
Find the value of :
cos Ꮎ .

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Answers

Answered by RvChaudharY50
11

Given :-

  • ∠Q = 90°
  • ∠R = Ꮎ .
  • PQ = 12
  • QR = 5
  • PR = 13 .

To Find :-

  • cos Ꮎ = ?

Solution :-

we know that,

  • cos Ꮎ = Base / Hypotenuse .
  • side opposite of Ꮎ is perpendicular .

so,

→ cos Ꮎ = B / H

→ cos Ꮎ = QR / PR

→ cos Ꮎ = (5 / 13) (Ans.)

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