What is the circumference of a circle with diameter 17 cm?

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

What are the measures of angles a, b, and c? show your work and explain your answers. 25 points

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters