Answer:
only one has the value of -12
Step-by-step explanation:
like what
Answer:
x=3
Step-by-step explanation:
i think it is 487.5. i may be wrong tho. hope this helps!
Remark
I would have had the answer a whole lot sooner if I would have read the question properly. The figure in the circle is called a cyclic quadrilateral. It has the odd property that the angles that are opposite each other add up to 180o.
So DEB + DCB = 180o
DEB = 180 - 87
DEB = 93o
Note: The arcs marked 60 and 76 have nothing whatever to do with this problem.
Answer: Matched-pairs t-test
Step-by-step explanation: