From the set {47, 94, 188}, use substitution to determine which value of x makes the equation true.

987 ÷ x = 21

We just started the introduction into circles and i have no idea how to do this.

Which two undefined geometric terms always describe figures with no beginning or end?

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