the sides of an equilateral triangle are( 6x +5y)cm( 7x + 3y + 1) cm
2(x+ 6y - 1 )cm respectively. find length of each side.
Answers
Answered by
33
since the sides of an eqilateral triangle are equal.
6x+5y=2x+12y-2
or,4x=7y-2
or x=(7y-2)÷4.....(i)
Again
6x+5y=7x+3y+1
or,x=2y-1......(ii)
Comparing (i)and(ii)we get
2y-1=(7y-2)÷4
or,8y-4=7y-2
or,y=2
Therefore x=3
First side= 28 cm
Second side =28cm
Third side =28 cm
I hope this helps
6x+5y=2x+12y-2
or,4x=7y-2
or x=(7y-2)÷4.....(i)
Again
6x+5y=7x+3y+1
or,x=2y-1......(ii)
Comparing (i)and(ii)we get
2y-1=(7y-2)÷4
or,8y-4=7y-2
or,y=2
Therefore x=3
First side= 28 cm
Second side =28cm
Third side =28 cm
I hope this helps
Answered by
0
Answer:
the answer is easy
Step-by-step explanation:
perimeter
is sum of num
this is a clue the ans is
???
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