An exterior angle of a rectangular polygon has a measure of 18°. how many sides does the polygon have? a. 10b. 16c. 18d. 20

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)