find the range for the measure of the third side of a triangle given the measures of two sides are 5m and 11m

Which of the following is true for the relation f(x)=2x^2+1

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

This size running track is usually called a 400 meter track. however if a person ran as close to the inside as possible on the track they would run less than 400 meters in one lap. how far away from the inside border would someone have to run to make one lap equal exactly 400 meters