A x 1m y 173m B x 173m y 1m C x 0866m y 05m D x 05m y

A) x = 1m y = 1.73m B) x = 1.73m y = 1m C) x = 0.866m y = 0.5m D) x = 0.5m y = 0.866m

Solution

from fig:

base/ hypotenuse = cos(theta)

x/ 2 = cos(30)

x= 2*cos 30 = 1.732m

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perpendicular / hypotenuse = sin(theta)

y/ 2 = sin(30)

y= 2*sin(30)= 1m

ans-B

 A) x = 1m y = 1.73m B) x = 1.73m y = 1m C) x = 0.866m y = 0.5m D) x = 0.5m y = 0.866mSolutionfrom fig: base/ hypotenuse = cos(theta) x/ 2 = cos(30) x= 2*cos 30

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