Question

JB and sarah are out on a hike. they follow a river running due south for about 2.3 miles. They then decide to turn due east and hike for another 3.4 miles and come upon a beaver dam. How many miles is it from the beaver dam back to their starting point?

Answer 1

Explanation:

3.4+3.4+2.3+2.3

=11.4 miles

the should walk to return back to starting point

Answer 2

• ≈ 4.1 miles

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The starting point, turning point and end point form a right triangle.

The distance from the beaver dam back to their starting point is the hypotenuse of this right triangle.

Find it using Pythagorean:

• 
  `d=√(2.3^2+3.4^2) =√(16.85) =4.1 \ miles`