The length of rectangle is 7cm more than that of breadth. The area of the rectangle is 170 sq.cm . Find the length & breadth.
By Quadratic Equation
Answers
Answered by
3
Step-by-step explanation:
Length, l = 7 + b (breadth)
Area = 170
lb = 170
=> l = 170/b
Equating both equations for length.
7+b = 170/b
=> b (7+b) = 170
b=170 or
7+b = 170
b = 170 - 7 = 163.
Since length is greater than breadth,
we take,
b = 163 and l = 170.
Similar questions