UNUTM)

Part A: An angle is two collinear rays with a common endpoint. Find an example that contradicts this definition. How would you change the definition to make more

accurate? (5 points)

Part B: Give an example of an undefined term and how it pertains to angles (5 points)

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

Explain why the factor 1.5 is broke. into two numbers in the model.

Find the distance of the blue line between the two labeled points. round to the nearest hundredth. a) 7.07 b) 7.21 c) 10 d) 5.12