When two lines are parallel, the acute angles they form with a transversal are to the obtuse angle?

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

15 points! write the slope-intercept form of the equation of the line through the given point with the given slope. use y-y = m(x-x) to solve. through (2,5) slope= undefined