4. x° +y+2° = [Give the measure.]
5. aº = b°
[True or False]
6. c° =
[Give the letter of the angle.]
7. aº + cº =
[Give the measure.]
8. x° + y^ =
[Give the letter of the angle.]

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.

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93

Which equation can be solved to find x the measure of jk in the apex