(pls explain ! )
a rectangular prism has a length of 7 cm, a width of 4 cm, and a height of 2 1/2 cm.

the prism is filled with cubes that have edge lengths of 1/2 cm.

how many cubes are needed to fill the rectangular prism?

Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above

Factor the expression using gcf 9b+45

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer