Separate 2a into two parts, one of which is 4 more than the ? ?

Can you draw an isosceles triangle with only one 80 degree angle?

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take