Isaac exits his house and walks 2.3 miles south. Then, he turns and walks 4.5 miles east. How far away is Isaac from his house? Round your answer to the nearest tenth and label your answer.

Answer 1

d^2 = 2.3^2 + 4.5^2

= 5.29 + 20.25 = 25.54

d = sqr25.54 = about 5.054 or 5.1 miles from home