Answer:
122 degrees
Step-by-step explanation:
180-58=122
Answer:
Step-by-step explanation:
-4 and - 7 are the second and third term
Answer:
The Square Root of 5
Step-by-step explanation:
If side a = 1
and side b = 2
According to Pythagorean Theorem, a^2+b^2=c^2, the answer would be:
1^2+2^2=c^2
1+4=c^2
5=c^2
c=the square root of 5
A/b must be 0 because 7*0=7. Hope this helps.
Let be the volume of 20% solution, the volume of the 60% solution. We want a total volume of 400 mL in the final mixture, so
Each mL of either solution will contribute a corresponding concentration, and in the final mixture we want the 400 mL to have a 40% concentration, which means we should also have
Solve the system and we get .