Question

Please for #1 and #2 @musiclover10045
It would mean a lot!!;)

Answer 1

1a. You can't do much for it, answer could be x(x+8)

1b. (x+5)(x+3)

1c. (x + 3y)(x - 3y)

1d. (5x - 4) (x + 2)

2. It's very likely you need a protractor and a ruler for this. If not, tell me and I'll try to find it.