Answer:

Step-by-step explanation:
we know that
The <u><em>Triangle Inequality Theorem</em></u> states that the sum of any 2 sides of a triangle must be greater than the measure of the third side
so
Applying the Triangle Inequality Theorem
1) 
solve for n

Rewrite

2) 

therefore

Answer:
8
Step-by-step explanation:
Answer:
answer is here
Step-by-step explanation:
https://www.mathpapa.com/algebra-calculator.html
Answer:
£32.76
Step-by-step explanation:
21/500=0.042
780x0.042 = 32.76