Find the missing measures.

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

Which value of c would make he following expression completely factored? 8x+cy

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41