Aflower pot's base has six sides that are all the same length. each side measures x - 6 units. the base's perimeter is 78 units.

what is the value of x?

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°