X = -6/29 is the correct answer
Let's apply the law of sine to calculate angle C
sin(81)/26 = sin(C)/28
0.1646 = sin(C)/28 and sin(C) =1.063. Sine sin(α) cannot be > than 1, so this triangle is invalid
100 (10)
121 (11)
144 (12)
169 (13)
196 (14)
Answer:
Sample mean
Sample variance
Sample proportion
Step-by-step explanation:
Answer:
4 students were missing
Step-by-step explanation:
A teacher reserved 6 sheets of colored paper for each of her 28
students do a job. As some students were missing, the teacher gave 7
sheets for each student present. How many students were missing?
6*28=168
