Hong's gas tank is 1/3
full. After he buys 13 gallons of gas, it is 5/6
full. How many gallons can Hong's tank hold?

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°