Chords de, ef, and fg are congruent. circle c is shown. line segments c d, c e, c f, and c h are radii. secants d e, e f, and f g are congruent. angle h c d is 75 degrees, angle e c d is 67 degrees, and angle c f g is 56.5 degrees. determine the following measures. marc f g = ° m∠ecf = °

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.

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4

If the car had not hit the fence, how much farther would it have skidded? solve the skid-distance formula to find the extra distance that the car would have traveled if it had not hit the fence. round your answer to two decimal places. note that unit conversion is built into the skid distance formula, so no unit conversions are needed.