Answer
75r^4 t^2 + 25r^4 t^6
Answer: 5?
Step-by-step explanation:
there are 5 prizes to be chosen from.
Uhh, answer choices?
In any case, since 
is inscribed in a semicircle, it is a right triangle (due to the inscribed angle theorem). Thus, by the Pythagorean theorem, 
Now, the circumradius of a right triangle (the radius of the circle passing through all three of its vertices) is simply half its hypotenuse, so 
The decimal number used to represent 5 out of 100 missed on her test is 0.95.
