Express each comparison as a unit rate. Show your work.
1 answer:
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Answer:
B
Step-by-step explanation:
Let the base of the triangle be <em>b</em> and the height be <em>h</em>.
The sum of the base and height is 14. Thus:
Recall that the area of a triangle is given by:
From the first equation, solve for either variable:
Substitute:
Distribute:
Distribute:
Let <em>b</em> = <em>x</em>. Hence:
Therefore, our answer is B.
Answer:
945 ways
Step-by-step explanation:
<u>Total</u>
- Number of Appetizers = 7
- Number of main courses = 9
- Number of desserts =5
<u>Required Selection</u>
- Number of Appetizers = 2
- Number of main courses = 8
- Number of desserts =4
2 Appetizers out of 7 can be selected in ways
8 main courses out of 9 can be selected in ways
4 desserts out of 5 can be selected in ways
Therefore, the number of ways this can be done
=945 ways