I think that the answer should be c but i am not sure <span />
The answer is 10 Mark brainiest please
This is because when fractions are multiplied both their numerators and denominators are multiplied
The hypotenuse is sqrt(45) or 6.708
The angle is 63.43 degrees
Answer:
D Reliable
Test reliability defines how consitent a measure is of a particular element o over iterations of the test