A cross section of a rectangular pyramid is made perpendicular to the base and through the vertex as shown. Describe the shape and dimensions of the cross section. Use the drop-down menus to explain your answer. Alternative Text

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if