Answer:
x = 11.1
Its a right angle triangle with the values of its adjacent and hypotenuse given so cos is used.
Take 4 center blocks ole style way. Count it all out 1 by one and build up a safe place and check it once with an angle voice and a line place roof at the top.
It is D 5 3/12 since the denominator needs to be the same with the fractions to multiply
I know the answer, it is -1.
the answer is 30 to 18 is 60%