Whats divisible by 90 2,3,4,5,6,9,10

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23