Which equations for the measures of the unknown angles x and y are correct? Check all that apply.
O x= cos
ola
Ox= sin()
O x=tan
y = sin-1
an 4
)
y=cos-4)

Geometry answer picture question pls . reason and statements

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?

Rectangle abcd is similar to rectangle rstu . what is the scale factor of a dilation from abcd to rstu ? enter your answer in the box.