1 answer:
Answer:
3 cm
Step-by-step explanation:
Set up an equation that solves for the surface area, "112
" :
10(2)+10(2)+2x+2x+10x+10x = 112
20+20+4x+20x = 112
24x+40=112
24x=72
x=3
So, 3 cm.
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That sucks they should've worked harder
Multply across the fraction so
1/2 * 3/4= (1*3)/(2*4)=3\8
