Lol. My sister who's 9 can't work this out and I cba to do it for her. +rep for correct soloution ASAP ;D Susie is making a patio in her garden. She has 144 paving slabs. Each slab is square, with a width of two feet. She uses all 144 slabs to make a rectangular patio. 1) Find how many different sized patios she can make, 2) Which patios have the greatest and least perimeters. 3) What can you say about the areas of the patios? She needs it by tonight ;p
1. 8 (1:144, 2:72, 3:38, 4:36, 6:24, 8:18, 9:16, 12:12) 2. Largest: 1:144 (1*2+144*2=290) Smallest: 12:12 (12*2+12*2=48) 3. They're all the same Because they're all factors of 144