Acircle is the set of all points that are the same distance from one given point. find an example that contradicts this definition. how would you change the definition to make it more accurate?

In the diagram below, tan θ = sqrt 3. what is the value of m?

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

If the scale factor between two circles is 2x/5y what is the ratio of their areas?