How many positive integers less than 1,000,000 have exactly one digit equal to 9 and have a sum of digits equal to 13

Which angle of rotation is an angle of rotational symmetry for all figures?

One vertex of a polygon is located at (3,-2). after a rotation, the vertex is located at (2, 3). which transformations could have taken place? check all that apply. - ro, 90" ro, 180" ra, 220v ro, -80" | ro, -27ợ"

30 points if you answer all 3 questions with work!