Answer:
10 11 12 13 14 15 16 17 18 19
10 10 11 12 13 14 15 16 17 18 19
Step-by-step explanation:
15a
Because 5(a + a + a) = 5 * (3a) = 15a
4000
by using pythagoras theorem h^2=p^2+b^2