Answer:
the length of the two equal sides: 8m
the length of the third side: 8m-4m=4m
8m×2+4m=20m
Answer:
4
Step-by-step explanation:
The answer is four because 10% of the whole tray (40) is 4
Equation:
.1 * 40 = 4
Answer:
Step-by-step explanation:
p^2-8p-9
factor out the trinomial
(p-9)(p+1)
Therefore, she's incorrect. Because (p-1)(p+9)=p^2-p+9p-9=p^2+8p-9 and that's different from p^2-8p-9.