Answer:
L x (.3 * L) = Area
Step-by-step explanation:
30% = 0.3 so width = 0.3 times L
area is L x W
Step-by-step explanation:
Let length be x
width=30% of x
=30/100×x
=3x/10
then,l×b is area formula of rect
x*3x/10
3x^2/10
if this answer is going wrong plz sorry