Because the sum of the angles in a triangle must be 180Â°, we really only need to know that two pairs of corresponding angles are congruent to know the triangles are similar. angle bisector. close window. An angle bisector is a ray that cuts the angle exactly in half, making two equal angles.
Tim Boyle/Hulton Archive/Getty Images. Alaska Airlines offers what is called a companion fare for the price of $99. Once again, this discount is offered in conjunction with the Alaska Airlines Visa Card. Holding an account with this card qualifies you for an annual companion fare for $99. This Alaska Airlines discount can be used on any flight as long as the full fare ticket costs at least $250. One advantage to this Alaska Airline companion fare program is that there are no blackout dates.
Save on first class travel with the companion fare. Although the companion fare can only be used to book flights in the economy cabin, there are still ways to use it and save on first class travel. Complimentary elite upgrades are available close to departure, and some fares can be upgraded further in advance.