To check whether 59 is prime claudia divided 59 by every odd number from 3 to 29. all of the quotients had a remainder.
a. why did she test with only odd numbers?
b. to be sure that 59 is prime, does she need to continue to divide 59 by odd numbers from 31 to 57? why or why not?

Yoku is putting on sunscreen. he uses 2\text{ ml}2 ml to cover 50\text{ cm}^250 cm 2 of his skin. he wants to know how many milliliters of sunscreen (c)(c) he needs to cover 325\text{ cm}^2325 cm 2 of his skin. how many milliliters of sunscreen does yoku need to cover 325 \text{ cm}^2325 cm 2 of his skin?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

The surface area of the triangular prism is .