Help with this question

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet

Which expression is a perfect cube? a. x8 b. y24 c. m28 d. x64