Which statement about the angles in the figure is true? m21 + m28 = 90°
m_8+ m_9= 90
m27+ m_10 = 180°
m_3+ m 5 = 180°

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

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?