X and Y are supplementary angles. One angle measures 3 times the measure of the other angle what is the measure of the smaller angle?

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

The measure of an angle is 117°. what is the measure of a supplementary angle?