Triangle abc is a right triangle and cos(22. 6o)=startfraction b over 13 endfraction. Solve for b and round to the nearest whole number. Triangle a b c is shown. Angle a c b is 90 degrees and angle c a b is 22. 6 degrees. The length of hypotenuse a b is 13 centimeters, the length of a c is b, and the length of c b is a. Which equation correctly uses the value of b to solve for a?.

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

Rick is on a bicycle trip. every 4 days he bikes 230 km. if rick keeps this same pace for 16 days, how many kilometers will he bike?

In a cooking context, which of the following materials is the best heat conducter?