Classify each triangle by its angles (acute, right, obtuse) and by its sides (isosceles, scalene, equilateral)

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.

What is the reflection image of (5,-3) across the line y = -x?

How many terms does the polynomial x^2 y^2 have