Question

A boat at sea goes 30km east. Now it turns right and goes another 40 km. how far is it from its starting point.

Answer 1

Step-by-step explanation:

distance from the starting point

= √(30)²+(40)² = √900+1600 = √2500

= 50 km

Answer 2

1. Answer:

50 km

Step-by-step explanation:

${30}^{2} + {40}^{2} = {x}^{2}$

$\sqrt{1600 + 900} = x$

$x = 50$