Answer:
(1) 
(2) 
Explanation:
Given
(1): Triangle of Sides 7.8cm, 6.5cm, 5.9cm
(2): Equilateral Triangle of side: 9.4cm
Required
Determine the perimeter
Solving (1):
The perimeter is calculated by adding up the measure of each side.
So, we have:


Solving (2):
Using the same step in (1)


Answer:
verb
prevent (something considered wrong or undesirable) from succeeding.
Explanation:
Unless he shows more prudence, his investments will fade to nothing in a few months.
That is what I can come up with. I hope it helps.