Which equation finds the value of x in the triangle below?
cot70°= x/12
cot70º = 12/x12
sec20° =x/12
sec 20=12/x

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Can someone me with these two circle theorem questions asap?

To decrease an amount by 16% what single multiplier would you use