Question

if s= 7 cm and t=24cm what is the length of r?

Answer 1

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

Answer 2

its 25cm or 28cm or 31cm HEL[PPPPP IVE BEEN STUCK FOR 18 MINS ON THIS

Answer 3

Apply Pythagoras' Theorem, which I posted above.
\[7^2 + 24^2 = r^2\]
What is 'r'?

Answer 4

i think its28cm? @SmileyMan

Answer 5

Show me your calculation steps.

Answer 6

a2 + b2 = c2

Answer 7

Yes, and?

Answer 8

72+242=r2

Answer 9

That is not correct. Remember:
\[x^2=x*x \]
So: \[7^2 = 7*7\]

Answer 10

31!

Answer 11

Show me your calculation steps.

Answer 12

wait i dont get it

Answer 13

wait no it is 25 for sure now!

Answer 14

Pythagoras Theorem:
\[a^2 + b^2 = c^2\]\[7^2+24^2=r^2\]\[7*7+24*24=r^2\]

Answer 15

yup its 25 cm !