The figure below shows a trapezoid, ABCD, having side AB parallel to side DC. The diagonals AC and BD intersect at point O. If the length of AO is three times the length of CO, the length of DC is (1 point)
three times the length of OC
three times the length of DO
one-third of the length of AC
one-third of the length of AB

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

If chord ab is congruent to chord cd, then what must be true about ef and eg?

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?