Question

Gina goes straight up North 15 km and then turns ninety degrees left to go 20 km West. Finally, she turns ninety degrees left again and travels 15 km. How far is she from her starting point?

Note: Draw a rough sketch

Answer 1

Answer:

20 km

Step-by-step explanation:

Sketch will be roughly like this

Let A be her starting position and b final positon

15+20+(-15)=20

   |----20----|

   |              |  15

15|              |

   b            a

Answered by gauthmath