Answer:
c=5 square root 2
Step-by-step explanation:
a^2 +b^2 = c^2
25 + 25 = c^2
c^2 = 50
c = 5 square root 2
Step-by-step explanation:
Solve by Subsitution

Replace this into the second equation


Write in standard form

Use the quadratic formula, and our answer will be
(6.97,43.02)
(43.02,6.97)
Answer:
21,678 rounded to the nearest ten is 21,680
Answer: B: complementary
Step-by-step explanation: :)
Answers:
a) 
b) 
c) 
d) 
Step-by-step explanation:
In this case we are dealing with angles, which can be expressed in degrees (
) or radians (
).
Now, before making the conversions we have to know the equivalence between degrees and radians:

Taking this information into account, let's begin with the answers:
a) 
b) 
c) 
d) 