- #1

- 32

- 0

*r*?

answer: x = r / SQRT(2)

A = r^2

- Thread starter thegame
- Start date

- #1

- 32

- 0

answer: x = r / SQRT(2)

A = r^2

- #2

- 1,036

- 1

Is there a question here?

- #3

- 32

- 0

How do you ge the answer?

- #4

- 1,036

- 1

How did YOU get the answer?

- #5

Hurkyl

Staff Emeritus

Science Advisor

Gold Member

- 14,916

- 19

- #6

- 1,036

- 1

Draw the semicircle. Draw a rectangle inside it, call one side h, call the other side w, call the radius r.

Now find a relationship that lets you eliminate either h or w. In other words, express h as a function of w, or w as a function of h.

- Last Post

- Replies
- 2

- Views
- 4K

- Last Post

- Replies
- 3

- Views
- 3K

- Last Post

- Replies
- 1

- Views
- 1K

- Last Post

- Replies
- 3

- Views
- 3K

- Last Post

- Replies
- 1

- Views
- 3K

- Replies
- 6

- Views
- 905

- Replies
- 4

- Views
- 1K

- Last Post

- Replies
- 0

- Views
- 1K

- Last Post

- Replies
- 8

- Views
- 4K

- Last Post

- Replies
- 11

- Views
- 4K