Intro to Alg 2 question! I’ll add points for the correct answers :) Nonsense answers get reported so only answer if you know

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?

What is the value of x? assume that the line is tangent to the circle.

What is the total surface area of the square pyramid