Insert three arthimetic means between 4 and 10

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Ntriangle abc, m∠a = 35° and m∠b = 40°, and a=9. which equation should you solve to find b?