The volume of the air in a balloon and the pressure in the balloon inversely proportional. If the balloon is squeezed to half its original volume, by what factor does the air pressure increase?

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°