From the set { 1, 2, 3, 4, 5} which values make the inequality true?

n+1> 4

a) {4,5}
b) {1,2,3}
c) {3,4,5}
d) {1,2}

Which of the following statements is true? a. a 10o angle is congruent to a 10o angle. b. a triangle can only have two congruent angles. c. congruent angles always add up to 90o. d. a congruent angle is always 90o.