Niki scored a 78 on her first test and an 85 on her second. niki forgot what she got on her third test bit she knows that her average is an 85. what did she score on her third test? write and sole an equation for this problem.

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).