Quadrilateral inscribed in a circle angle bcd is 100° and angle acb is 70° what does angle bcd measure and D arcs a to c one passing through b and the other through d is it 360° what does arc b to d passing through c measure

With this question! what is process of elimination? ? p.s. my brothers acc got banned so add his new one @ yamauchiyamyam17

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?