Tia bakes 19 cookies.
• she eats 3 cookies.
• she gives some away.
• she has 8 cookies left.
how many cookies did she give
away?

△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)

An octagonal prism has jow many lateral faces?