The angle of x is 71° Because the triangle in isosceles the two bottom angles will have the same measure. The angles of a triangle will add to 180° so you subtract 38 and divide by 2.
Absolute Mad Deviation is used to see how spread out data is, you find the mean of data then subtract the mean from each number (absolute value) and then find the mean with the subtracted numbers. Brand A MAD: 2.6925 Brand B MAD: 1.05 It’s Brand A :)
