This is a really vague question, but all i can assume from that is that all the sides of some triangle are congruent to their respective sides on the other triangle.
It would be 13 because you are adding 5 and 8
Let A = {1, 2, 8} and B = {2, 7}.
P ( A ∪ B ) = {1, 2, 7, 8}
= 4/10
= 0.4
Answer: 0.4
Hi there! The answer to this problem would be 36.64$.
Step By Step:
So there is three teachers and they all brought something.
_____________________________________
| Mrs.Maiers | 7.68$ |
| Mr.Lang | 11.52$ |
| Mrs.Connor | 17.64$ |
______________________________________
Total Cost: 36.64
