X=90 degrees you can get the answer by adding up all the angles
Answer:
2(7.5x+3.5)
Step-by-step explanation:
I can't remember what these equations are actually called, however in order to solve this you simply multiply 7.5 by 2, and then 3.5 by 2.
Yes it is absolutely correct. Good job!!
**You used trig :)
Answer:
Option A. 
Step-by-step explanation:
we know that
The measure of the median is the semi-sum of the bases
so
