Jake bought a dog bed. The top of the bed is a perfect circle. The diameter of the bed is 4 feet. He wants to make a circle blanket that will cover the top of the dog bed. How much fabric does he need to make the blanket? Round your final answer to the nearest hundredth.

a.12.56 ft squared
b.50.24 ft squared
c.25.12 ft squared
d.6.28 ft squared

When the ball has traveled a distance of

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth