4x−2+□(2x+4) equivalent to 2(6x+7)

Np4=12np2 with clear explanation.

Which of the following statements is not true? a.parallel lines are lines in the same plane that never intersect. b.congruent figures have the same shape and same size angles and sides. c.similar figures must have the same shape and the same size. d.a rotation is when you turn a figure around a certain point.

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.