Maths olympiad
Exam
Numerical Ability
In ∆XYZ, right angle is at Y, YZ = x, and XY = 2x then determine ∠ YXZ and
∠YZX
Read Solution (Total 2)
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- tan(∠ YXZ)= opp/adj side = x/2x =1/2
=>∠ YXZ =tan^-1(1/2) = tan inverse of 1/2
similarly
∠YZX = tan^-1(2) = tan invers of 2 - 9 years agoHelpfull: Yes(0) No(1)
- 30 &60
opposite sides - 7 years agoHelpfull: Yes(0) No(0)
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