Question 1: Which angle corresponds to angle 4?

Question 2: If the measure of angle 8
is 48 degrees, what is the
measure of angle 1?

How can we find the measure of an exterior angle if we know the measurement of an interior angle

Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut

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.