Please if you can help me ill really be happy.

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

The parabola opens: y=√x-4 (principal square root) up down right left

Igor stravinsky tires sells approximately 3,760,000 car tires and 1,200,000 truck tires each year. about 47,000,000 care tires and 26,000,00 truck tires are sold each year in the united states. what is stravinsky's market share in each of these two markets (cars and trucks)?