The lateral area of a cone is 400 pi cm squared. the radius is 10 cm. find the slant height to the nearest tenth.

a. 40 cm

b. 38.7 cm

c. 34 cm

d. 29.1 cm
the answer was a

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

How can you construct perpendicular lines and prove theorems about perpendicular lines