Which expression is equal to sina? A) sin0
B) cos0
C) cos(90°-b)
D) sin 90°- sin b

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

(10. in the figure, a aabc is drawn tocircumscribe a circle of radius 3 cm ,such thatthe segments bd and dc are respectively oflength 6 cm and 9 cm. find the length ofsides ab and ac.

Solve 17= -13 - 8x and show your work.