Which equation can be used to find the measure of an angle that is supplementary to ∠
a m∠eof + m∠foa = 180 %degreesign%
b m∠eof + m∠eod = 180 %degreesign%
c m∠eof + m∠fob = 180 %degreesign%
d m∠eof + m∠cob = 180 %degreesign%

Brady has a 20 year fixed rate mortgage for $215,500 with monthly payments of 1,305.89.the annual interest rate is 4%. what is the total cost of the principal and interest for this loan rounded to the nearest dollar

How do i do this activity, is appreciated

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%