3451 now I’m just putting 20 characters to answer lol
Answer:
<h2> √3</h2>
Step-by-step explanation:

From triangle: 
Therefore:

Answer:
-(3x^2 + 16x + 5)
-(3x+1)(x+5)
Step-by-step explanation:
-1(3x^2+15x+x+5)
-1(3x^2+16x+5)
-3x^2-16x-5
Answer:
Step-by-step explanation:
axis: x= 2
vertex: (2,3)
Answer:
572.5
Step-by-step explanation:
A=6ah + 3√(3) a²= 6·8·5+3√(3)·8²≈572.55376
a is base length and h is height