Geometry qeustion: A rectangle is inscribed in a right isosceles triangle such that two of its verticies lie on the hypotenuse, and tow other legs.

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

Witch represents the inverse of the function f(x)=1/4x-12

Which of the following represents the length of a diagonal of this trapezoid?