How do i find a2 and a3 for the following geometric sequence? 54, a2, a3, 128

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

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation