Opleaseee i need help rn please

Classify the polygon by its number of sides. state whether the polygon appears to be regular or not regular. a.heptagon, regular b. heptagon, not regular c. octagon, regular d. octagon, not regular

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?