What is 6.9 to the nearest 10th

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.