The cost of 9 scarves is $65.25. What is the unit price? The unit price is $____ per scarf.
2 answers:
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Answer:
The area of the remaining figure is
Step-by-step explanation:
<u>Area of the Square Shape</u>
Given a square of side length x, the area is calculated by the formula:
It's given a square of side x is cut out of a larger square of side y. Please refer to the image below.
The area of the square of side length y is:
The shaded area of the remaining figure is the difference between both areas:
The area of the remaining figure is
Answer:
Tina can select and answer the essay questions on her test in 35 ways.
Step-by-step explanation:
The order in which she chooses the questions is not important. For example, choosing questions 1, 3 and 7 is the same as choosing 7, 3 and 1. So we use the combinations formula to solve this question.
Combinations formula:
is the number of different combinations of x objects from a set of n elements, given by the following formula.
In this question:
Three questions from a set of 7. So
Tina can select and answer the essay questions on her test in 35 ways.
The temperature change on the second day is greater than the temperature change on the first day.
<h3>What is temperature change?</h3>The term temperature change refers to the difference in the temperature between the sunrise and the sunset. The temperature at sunrise and sunset are shown in the table attached to this answer.
The change in temperature on the first day is;
13.49 - (-11.31) = 24.80
The change in temperature on the second day is;
25.25 - (-7.69) = 32.94
Thus, the temperature change on the second day is greater than the temperature change on the first day.
Learn more about temperature change:brainly.com/question/11186605
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