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melanie1055
08.11.2020 •
Mathematics
Will give brainliest if correct
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Ответ:
y=4
x=2
Step-by-step explanation:
y=4
x=2
I think it's right..
Hope I helped!
Ответ:
Step-by-step explanation:
Given
From the complete question, we have:
Required
Expression for the height of the roller coaster
We have:
Substitute 30 for r
Since the roller coaster is half of the circle, the height is defined by y.
So: make y the subject
Take square roots
Hence, the height is: