Match each whole number with a rational exponential expression

Abcd is reflected across the x- axis, then rotated 90 clockwise about the orgin, and finally reflected across the line y= x to form a’ b’ c’ .

Which of the following statements is true? a. sin 18° = cos 72° b. sin 55° = cos 55° с. sin 72° = cos 18° d. bоth a and c.

Chase is working to earn money for a cd player. on saturday, he earned half as much as he did on sunday, but twice as much as he did on friday. during the 3 days, he earned $70.00. how much did he earn each day?