Three sides of a triangle are a,3a , root 3a find the measurement of angle opposite to the largest side.
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Three sides of a triangle are a,3a , root 3a find the measurement of angle opposite to the largest side.
PLS ANSWER WITH APPROPRIATE STEPS
PLS DONT SPAM
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hey mate; little change in the question(sides are a,3a,root2a)
let side AB be a,BC be root2a,AC be 3a
by pytharoras theorem
(AC)^2=(AB)^2+(BC)^2
(3a)^2=(a)^2+(√2a)^2
3a^2=a^2+2a^2
3a^2=3a^2
hence angle =90
because pythagoras theorem is only used in right angle triangle