A because my test said so
Answer:
Step-by-step explanation:
plug the numbers into the Pythagorean theorem
which is A^2 + B^2 = C^2
Answer:
x=sqrt(3)/2 or -sqrt(3)/2
Step-by-step explanation:
(x,1/2) is on the unit circle at pi/6 and 5pi/6.
so x is either sqrt(3)/2 or -sqrt(3)/2
Answer: 28/r+4
Step-by-step explanation: Divide each term by r + 4 and simplify
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