How much must be invested at the beginning of each year at 10%, compounded annually, to pay off a debt of $70,000 in 9 years? (a) State whether the problem relates to an ordinary annuity or an annuity due.
ordinary annuity
O annuity due
(b) Solve the problem. (Round your answer to the nearest cent.)
$

Find equation of line with slope equals 8 and passing through (6,53)

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2