Answer:
Step-by-step explanation:
When 2 lines are perpendicular, their slopes are negative reciprocals of one another. Here, if the slope of A is -1/2, the slope of B is +2/1, or just 2.
Answer:
<h2>"less than 1".</h2>
Step-by-step explanation:
The given quotient is

In this case, before solving the quotient, we can ensure that its result is less than 1, because the numerator is less than the denominator, this is called a "proper fraction", and those fraction always ends in a number less than 1.

Therefore, the answer is "less than 1".
Answer:
AC and YX are corresponding sides.
AB and YZ are corresponding sides.
BC and ZX are corresponding sides.
Step-by-step explanation:
Hope this helps and have a nice day
Answer:
$18
Step-by-step explanation:
It is 10% off so you are paying 90% of $20.
20*0.9=18
The 10% is $2
<em>The correct expressions are as follows:</em>
Equivalent 
Not Equivalent 
Equivalent 
Not Equivalent 

<h3>Further explanation</h3>
Let's recall following formula about Exponents and Surds:





<em>Let us tackle the problem!</em>









<em>From the results above, it can be concluded that the correct statements are:</em>
Equivalent 
Not Equivalent 
Equivalent 
Not Equivalent 

<h3>Learn more</h3>
<h3>Answer details</h3>
Grade: High School
Subject: Mathematics
Chapter: Exponents and Surds
Keywords: Power , Multiplication , Division , Exponent , Surd , Negative , Postive , Value , Equivalent , Perfect , Square , Factor.