Describe the congruence transformation that maps quadrilateral ABCD to quadrilateral A'B'C'D'. a) 90° counterclockwise rotation
b) 90° clockwise rotation
c) 270° counterclockwise rotation
d) Reflection across the y-axis

Which of the following expressions are equivalent ?

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)- 144x+360 what am i doing wrong?