The coordinates of the vertices were of the triangle are (-8,8) , (-8,-4) and

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Worth 30 points! in this diagram, both polygons are regular. what is the value, in degrees, of the sum of the measures of angles abc and abd?

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.