Which graph represents this inequality 3x+y_< 1

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

8litres of paint can cover 129.6 m². how much paint is required to paint an area of 243m²?

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.