During one month the value of the US dollar fell by 15% against the euro. The next month it increased by 10% against the euro. Compare the exponential expressions that would be used to solve that problem. Why are their similarities? What are their differences? What affect do those have on the expression?

Select the correct answer. in the figure, angle k measures 45°. what is the measurement of angle c? a. 38° b. 45° c. 90° d. 98°

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?