When two lines intersect to form a 90 degree angle, these lines are called perpendicular lines.
Answer:
y=1/3x+2
Step-by-step explanation:
Answer:
why are you do such challing things in middle school
Step-by-step explanation:
The value of the expression
is 
<h3>How to evaluate the sum?</h3>
The attachment represents the proper format of the question
The summation expression is given as:

Expand the radicands

Evaluate the square roots

Add the like terms

Hence, the value of the expression
is 
Read more about expressions at:
brainly.com/question/723406
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Answer:
4600
Step-by-step explanation: