Ajacket is on sale for 70% of the original price. if the discount saves $45, what was the original price of the jacket? what is the sale price?

The surface area of the triangular prism is .

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

Which angle has the same measure as the dehedral angle formed by the orange face and the purple rectangle