140k views
4 votes
Alexandra is fishing from a small boat. A fish swimming at the same depth as the hook

at the end of her fishing line is 5 meters away from the hook. If Alexandra is 13 meters away
from the fish, how far below Alexandra is the hook?

Alexandra is fishing from a small boat. A fish swimming at the same depth as the hook-example-1

1 Answer

4 votes

Answer:

12 m

Explanation:

Here's a picture to show the problem.

boat

--------------------------------------------

~~~~~~~~~~~\ /~~~~~~~~~~~~~~~~~~~~~~~~

\-----------Alexandra ---------/ surface of the water

|\

| \

| \

| \

d | \ 13 m

| \

| \

| \

| --- rt < \

hook -----|------------------------------ fish

5 m

There is a right angle at the hook. We have a right triangle with leg d, the distance we need to find, leg 5 m, and hypotenuse 13 m.

a² + b² = c²

5² + b² = 13²

25 + b² = 169

b² = 144

b = √144

b = 12

Answer: 12 m

User Cuttlas
by
7.8k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories