How do you solve abs(6x-3)<27

Nikolas calculated the volume of the prism. his work is shown below.

Which statement about the annual percentage rate (apr) is not true?

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°