Students in a math class recorded the number of text messages they received the previous day. How many students received at least 10 messages?

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

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Aright triangle has an area of 21 m2. the dimensions of the triangle are increased by a scale factor of 4. what is the area of the new triangle