Question

Find the distance, c, between (0, –4)

and (1, 5)
on the coordinate plane. Round to the nearest tenth if necessary.

Answer 1

d ≈ 9.05

Steps:

d = √( (1-0)² + (5-(-4)² )

d = √( 1² + (5+4)² )

d = √( 1 + 9² )

d = √( 1 + 81 )

d = √82

d ≈ 9.05