PreAlgebra
posted by Dean on .
Please help me.
Thanks
It's Pythagorean Theorem:
A boot leaves port and travels 18 miles north and 15 miles east. How far from port is the boat?
I have drawn a picture, 15² + 18² = c²
²= squared.
Thanks... meh
please someone help mewith this, thanks.

225 + 324 = c^2
549 = c^2
take the square root of 549.
c = 23.4