Which of these sets of angle measures could be the three angles in a triangle? A)50, 60, 70 B)40. 50. 60
C)60. 70. 80
D)70, 80, 90

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?