5*8=40
40*12=480
480/30=160
Joe needs 160 tiles.
Answer:
C. 309 cm2
Step-by-step explanation:
A=2(1+sqr2)a^2
A=2(1+sqr2)8^2
≈309.01934
It can't be a whole number. It can be 1.5, or 1 1/2.
Answer:
Graph number 2
Step-by-step explanation:
See attached image.