Question

What is the length of AB?



A. 3.5
B. 3
C. 7
D. 14

Answer 1

@ciara_xo That is a 45-45-90 so the formula would be:
\[a=b\]\[c=a \sqrt{2}\]


You'll have there:
\[7\sqrt{2}=a \sqrt{2}\]
Divide both sides by square root of 2:
\[a=7\]
It's C.

Answer 2

Did you get the solution? :)

Answer 3

thank you for the steps :)

Answer 4

yess i did

Answer 5

@ciara_xo You're welcome and goodluck! :)

Answer 6

thanks :)