A rectangle has an area of 20 cm^2.  Its length and width are enlarged by scale factor 3.  Find the area of the enlarged rectangle.

Area Scale Factor = (Scale Factor)2

If the scale factor is 3 then:

ASF = 32

ASF = 9

Area of enlarged rectangle = 20x9

Area of enlarged rectangle = 180cm2

MU
Answered by Melanie U. Maths tutor

4454 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Solve the simultaneous equations: 2x + 3y = 5 and 3x + 4y = 12


Find y and x of the to following equations: x +3y = 11 and x + 2y = 9.


Solve( 3x−2)/4 −(2x+5)/3= (1−x )/6


Expand and simplify (x − 4)(2x + 3y)^2


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning