The sum of angles in triangle is equal to 180 degrees, so
<R =180-56-30
<R=94
Answer:
3:1
54:18
Step-by-step explanation:
You can divide both sides by 9 to get one ratio:
27/9:9/9
3:1
You can also multiply both sides by 2 to get another ratio:
27(2):9(2)
54:18
Answer:
B
Step-by-step explanation:
When a polynomial is in standard form, it is arranged in the order of largest power first, followed by the next largest, and then so on. The only polynomial here that follows this rule is the second one, or choice B. Hope this helps!
Answer:
The first one is 60 and the second one is 12
Step-by-step explanation:
5*12=60 6*12=72 72-60=12
Answer:
--- Oven Cleaner
--- Water
--- Blood
--- Vinegar
Step-by-step explanation:
The given molar concentration are:[Missing from the question]
Oven Cleaner: [h+] = 
Water: [h+] = 
Blood: [h+] = 
Vinegar: [h+] = 
Required
Determine the pH
pH is calculated using:
So, we have:
Oven Cleaner:
Using a calculator, we have:
Water:
Using a calculator, we have:
Blood:
Using a calculator, we have:
Vinegar:
Using a calculator, we have:
