Aspinner marked with four sections blue, green, yellow and red was spun 100 times. the frequency of the color red is 68. if the spinner was spun 50 more times, how many of these times would you expect the pointer to land on red?

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

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 chord ab is congruent to chord cd, then what must be true about ef and eg?