helo55
22.01.2021 •
Mathematics
I giveee brainlilstt
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Ответ:
22.5 = x
Step-by-step explanation:
I'm using Pythagorean theorem.
A^2+B^2=C^2
18^2+13.5^2=C^2
324+ 182.25=C^2
506.25=C^2 ( now square root both sides)
22.5=c
Ответ:
x=22.5 meters
Step-by-step explanation:
I used the pythagorean theorem. (a squared+b squared= c squared. just put x in place of c
Ответ:
y=x^2-4x-12
Step-by-step explanation:
Work backwards to find the factors from the roots, then multiply the factors together.