A circle with radius of 9 cm sits inside iſ circle with radius of 11 cm. What is the area of the shaded region?
Round your final answer to the nearest hundredth

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

If the value of x increases by 5, how does the value of m(x + 3) change? a) it increases by 5m. b) it increases by 8m. c) it decreases by 5m. d) it decreases by 8m.