In the diagram below triangle ABC is equilateral. All circles are tangent to each other and to the sides of the equilateral triangle. The radius of the three smaller circles, p, q, and r, is 4 cm. The radius of circle o is not given. Find the circumference and area of each circle and the length of the sides of the equilateral triangle.

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two