Select all ratios equivalent to 20:18. 3:2 18:9 30:27
1 answer:
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Answer: (a)
Step-by-step explanation:
Given
Clearly, is obtained by shifting
3 units down and multiplying it by a certain factor to amplify it.
Checking the option which is 3 units below and multiplying by a factor
option (a) is meeting both the cirterias.
The formula of the surface area of the rectangular prism is equal:
where:
l - length
w - width
h - height
We have:
l = 5m
w = 8m
h = 9m
Substitute:
where:
l - length
w - width
h - height
We have:
l = 5m
w = 8m
h = 9m
Substitute: