Question

Please assist me in this question and show working out. 25 points.

Answer 1

400 m

Explanation:

According to Pythagorean theorem, c^2 = a^2 + b^2

c^2 = 600^2 + 800^2 = 360000 + 640000 = 1000000

c = √1000000 = 1000 mm

(600 + 800) - 1000 = 1400 - 1000 = 400

Answer 2

Here you go, hope you understand it ;)