Answer:
26 meters
Step-by-step explanation: Ez. First add all the data you already have. You should end up with 19. Then, you want to find the length of the missing side. Well, we know it's 7 meters since its opposite is 7, and these lengths are in the same square. So 19+7 is 26 meters.
Answer: 
Step-by-step explanation:
Given
The inequality is 
adding both side 7

Multiply both sides by 

the shaded region in the figure indicates the solution set.
That would be the commutative property
Answer:
Answer is (√1500) /(2√15 )= 5
Step-by-step explanation:
7x+(x+20)=180
Just simplify. Hope this helped:)