Drag the tiles to the boxes to form correct pairs. Not all tiles will be used.
Match each pair of points A and B to point such that ABC = 90°
A(3, 3) and B(12, 6)
C(6,52)
A(-10, 5) and B(12, 16)
C(16,-6)
A(-8, 3) and B(12,8)
C(18,4)
A(12, -14) and B(-16, 21)
C(-11, 25)
A(-12, -19) and B(20.45)
A(30, 20) and B(-20, -15)

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables