Answer:
Length: 27 width:9
Step-by-step explanation:
27 + 27 + 9 + 9 = 72 and 27 is 3 x 9
Do a proportion
20/100= 12/x
Cross multiply and divide
12 x 100= 1,200
1,200 divided by 20 is 60
Answer is 60 plants
Answer:
(a+b)^2+(a-b)^2=2(a^2+b^2)
expanding:
a² + 2ab + b² + a² -2ab + b² = 2a² + 2b²
2a² + 2b² = 2a² + 2b²
Try Photomath Even scans the problem from your paper
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