Guys idek the answer my iq is -.08 whats 2+1+3+4+5+6+7+8+9=45

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?

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

At 6 1/2 cents per pound of string beans how much does 7 pounds cost