Multiply. Write in simplest form. 2 1/2 x 1 1/2

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°