How much time will Alex need to walk to his school, which is 2 1/4 miles away from his house, if he would walk with the speed of 2 mph? PLS HELP ASAP

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer

Olivia is using 160 quilt squares to make a red, yellow, and blue quilt if 25% of the quilt are red and 30% are yellow how many quilt squares are blue