Answer:
y=55
Step-by-step explanation:
First take note a triangle is always equal to a total of 180 degrees
now setup the equation.
y+40+y+30=180
rid of alike terms
70+2y=180
Now subtract 70 from both sides
2y=110
Now divide both sides by 2
y=55
75 percent of the stock are sleeveless
<h3>How to determine the percentage?</h3>
The given parameters are:
Blouse = 120
Sleeveless = 90
The percentage is calculated as:
Percentage = Sleeveless/Blouse * 100%
So, we have:
Percentage = 90/120* 100%
Evaluate the expression
Percentage = 75%
Hence, 75 percent of the stock are sleeveless
Read more about proportion at:
brainly.com/question/1781657
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Answer:
B is true
Step-by-step explanation:
ratio of all corresponding sides are equal
About 750 different permutations