7. Which criteria for triangle congruence allows you to immediately conclude that the triangles
are congruent with any extra steps?

a. SAS
b. AAS
c. HL
d. none

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)