SOLUTION: Goodevening, please i cannot work out with your answer. I beg you again please answer me clearly In a 30,60 right triangle, if the opposite side of right angle is 6 units

Question 32170: Goodevening, please i cannot work out with your answer. I beg you again please answer me clearly

In a 30,60 right triangle, if the opposite side of right angle is 6 units, find the area of the triangle?
Answer by venugopalramana(3286) (Show Source): You can put this solution on YOUR website!
LET US TAKE ABC AS THE TRIANGLE WITH
ANGLE A =60
ANGLE B=90
ANGLE C=30
AC=6 UNITS
IF YOU KNOW TRIGNOMETRY
COS A = COS 60 =0.5=AB/AC=BC/6...OR...AB=6*0.5=3
SIN A = SIN 60 =0.866=BC/AC=BC/6...OR..BC=6*0.866=5.196=5.2 SAY
AREA =0.5*AB*BC=0.5*3*5.2=7.8 SQ.UNITS.
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