1 2 x 5 squared July 8, 2019 16 32 64 128 1 2 x 45 x 5 squared 1 2 x pi x 5 squared 1 2 x 5 x 10 squared 1 2 x 5 x 3 squared 1/2 x 1.5 x 5 squared 1/2 x 5 x (8 squared) 18 3 x 2 5 1 squared 2 x 2 5 5 x2