How far apart are parallel lines m and n such that T<0, –12>(ΔXYZ) = (Rn ∘ Rm)(ΔXYZ)?

Given the points a(-2, 1) and b(8, 6), find the coordinates of the point c on directed line segment ab, that partitions ab in the ration 2: 3.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)