Question

Find a

Answer 1

Using simple trigonometry, you would know
sinx = opposite leg / hypotenuse
Therefore, sinx = a/6

Now, sin 45 degrees = sqrt(2)/2

a/6 = sqrt(2)/2

solve for a
a = 3/sqrt(2)

Answer 2

Katie, have you tried solving any of these? You've been posting similar problems like this all afternoon. Give it a shot :)

Answer 3

@Jhannybean I have asked 5 questions out of the estimated 120 I've done today because my deadline is in 6 hours and I really, really suck at math