Which represents the first three terms of the sequence: a1 = 2 and an = 4(an-1)2? 2, 16, 1024 4, 16, 1024 2, 16, 32 4, 16, 32

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°