Rage X.

asked • 03/18/18

Height problem

ABC is an isosceles triangle
BC is 20
AB and AC is 30
Angle A is 120°
Angle B is 30°
Angle C is 30°
 
Please find height of this triangle using both and ONLY pythagorus theorum and Trigonometric values (30:60:90)
 because im getting different heights. really confusing

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