Identify the reflection rule on a coordinate plane that verifies that triangle A(-2,3), B(-3,-2), C(-10,0) and triangle A'(2,3), B'(3,-2), C'(10,0) are congruent when reflected over the y-axis. A) (x, y) → (-x, -y) B) (x, y) → (x, -y) C) (x, y) → (-x, y) D) the triangles are not congruent

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

4+(2+x) can you me solve this problem

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.