Answers>Maths>GCSE>Article

The width of a Rectangle is 4cm shorter than its length. the rectangle has an area of 32cm2. Calculate its perimeter?

x (x-4) = 32X^2-4x-32 = 0(x-8)(x+4) = 0 x=8perimeter =8+4+4+8 = 24cm.

DH

Answered by Daniel H. • Maths tutor

4624 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Expand and simplify (x+6)(x-6)

Find the coordinates of the point where lines 3x+5=y and 6y+x=11 intersect

Show that the function f(x) = x^2 + 2x + 2 is always positive for real values of x

What is the area of a circle with a diameter of 3cm? (To 2 d.p.)