Bc is tangent to circle a at b and to circle d at c. ab= 10 bc= 21 dc= 8 find ad to the nearest tenth

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

What describes horizontal cross section of the right rectangle 6m 8m 5m

Anew shopping mall is gaining in popularity. every day since it opened, the number of shoppers is 5% more than the number of shoppers the day before. the total number of shoppers over the first 10 days is 1258 how many shoppers were on the first day?