Help me on #21 please help me please thank you

Answer asap ! the shortest path from point a to point b goes through a pond. to avoid the pond, you must walk straight 34 meters along one edge of the pond, then take a 90 degree turn, and again walk straight 41 meters along another edge of the pond to reach point b. about how many meters would be saved if it were possible to walk through the pond? a. 11 m b. 20 m c. 30.45 m d. 21.73 m

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

Which ordered pair is a solution of the equation? 2x+3y=10