What is the measure of angle NRM? A. 30 Degrees
B. 25 Degrees
C. 40 Degrees
D. 60 degrees​

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Which two transformations are applied to pentagon abcde to create a'b'c'd'e'? (4 points) translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the x-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the y-axis translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the y-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the x-axis

The value of cos 30° is the same as which of the following?