Question

Please Help. MEDAL AND FAN

Answer 1

@rational

Answer 2

@tylermcmullen23

Answer 3

the trick here is to use the Pythagorean theorem

Answer 4

do you remember this equation?

Answer 5

so 21 * 21

Answer 6

8*8

Answer 7

Is it like that

Answer 8

it goes like this: a squared plus b squared equals c squared

Answer 9

so your two sides that you know are a and b

Answer 10

and you solve for c

Answer 11

this is easy

Answer 12

the answer is 22.47220505424423
which when you round is 22.5

Answer 13

I thought it was C

Answer 14

I could be wrong, can you show me how you got c?

Answer 15

I haven't done this stuff in a long time

Answer 16

yea

Answer 17

but when i squared my numbers I got 64 + 441 = csquared

Answer 18

I added them to get 505 = csquared

Answer 19

then I found the square root of them and got 22.5 = c

Answer 20

\[\large a^2 + b^2 = c^2\]

\[\large x^2 + 8^2 = 21^2\]

solve \(x\)