Answer:
No it won't make a triangle
Step-by-step explanation:
Using pythagorean you have
4^2+5^2=13^2
Which is 41=169
To make a triangle these have to be equal so the sides won't make a triangle
Answer:
2x² + 19x + 45
Step-by-step explanation:
(x + 5)(x + 1) + (x + 5)(x + 8) ← expand both sets of factors using FOIL
= x² + 6x + 5 + x² + 13x + 40 ← collect like terms
= 2x² + 19x + 45