What is the slope of the line? Type fractions as y/x).
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Using the percentage concept, supposing 520 out of 1000 respondents believe in global warming, 52% of respondents agreed that global warming is occurring.
<h3>What is a percentage?</h3>The percentage of an amount a over a total amount b is given by a multiplied by 100% and divided by b, that is:
In this problem, we suppose that 520 out of 1000 respondents believe in global warming, hence a = 520, b = 1000, and the percentage is of:
More can be learned about the percentage concept at brainly.com/question/10491646
Answer:
A = 100
Step-by-step explanation:
You have to use the area of a trapezoid formula:
A = (a + b)
Now, substitute the values of the height and the bases:
A = (10 + 15)
Finally, simplify the equation to solve for the area:
A = 4(25)
A = 100