Evidence is used in proofs to support a claim.
<h3>What is an evidence?</h3>
It should be noted that evidence simply means a claim that's is used to support a proposition that's it's true.
In this case, evidence is used in proofs to support a claim. On the other hand, counterexample is used to disprove a theory.
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Answer:
x=30o+n90on∈Z
Step-by-step explanation:
cos2x=sin(90o−2x)=sin(2x−30o)
Which mean 90o−2x=2x−30o+n360o
or 90o−2x+2x−30o=(2n+1)180o
The later cannot be true.
so x=30o+n90on∈Z
A football field is rectangle so each matching side has the same length. Perimeter = adding all sides
Answer:
2,500) (60,000
brain pls
Step-by-step explanation:
Answer:
168
Step-by-step explanation:
Sum the parts of the ratio, 6 + 7 = 13 parts
Divide the total number of students by 13 to find the value of one part of the ratio.
364 ÷ 13 = 28 ← value of 1 part of the ratio, thus
number of girls = 6 × 28 = 168
