Question

help?

Answer 1

@agent0smith I hope you dont mind me mentioning you alot :/

Answer 2

haha i don't mind. Use pythagoras theorem:
a^2 + b^2 = c^2 where c is the hypotenuse

Answer 3

so

\[\large x^2 + 8^2 = 68^2\]

Answer 4

yeah i know
so
x^2+64=4,624

Answer 5

?

Answer 6

what do i do next?

Answer 7

subtract 68 from both sides?

Answer 8

if you meant 64 then yes

Answer 9

yeah sorry 64 then I square root both sides and I get my answer?

Answer 10

thnx again :)

Answer 11

Yep

Answer 12

wats the square root of 4,560?

Answer 13

It'd be fastest to plug in each answer into a calculator, and check which it is equal to. Screw prime factorizing that.

Answer 14

o.o

Answer 15

ok...so I find the multiples of it right?

Answer 16

yupp 16 and 285

Answer 17

No just check them all on a calculator, it'll be faster

Answer 18

sqrt of those is 4 sqrt 285! thats the answer

Answer 19

C

Answer 20

Good :)