Answer:
It 5 would not be x
Step-by-step explanation:
If 5 was x, then it would be equivalent, because 5+3 = 8. I hope this helped.
Answer: 
Step-by-step explanation:
Observe in the figure given in the exercise that four right triangles are formed.
In this case you can use the following Trigonometric Identity to solve this exercise:
From the figure you can identify that:

Then, you can substitute values:

The next step is to solve for DE in order to find its value. This is:

Finally, rounding the result to the nearest tenth, you get that this is:

Answer:
The answer will be 7,-3
Step-by-step explanation:
Answer:
The total length of fabric sue buys is 8.5 yards and total cost of the fabric is $42.5 .
Step-by-step explanation:
As given
Sue buys 5 pieces of fabric.

i.e



In the decimal form
Total length of fabric sue buys = 8.5 yards
As given
One yard of the fabric costs $5

= $ 42.5
Therefore the total length of fabric sue buys is 8.5 yards and total cost of the fabric is $42.5 .
Answer:
She did not qualify the exam.
Step-by-step explanation:
Given data
Total no of question in a test = 20
No. of question answered correctly = 16
Percentage of question answered correctly

But in order to get in the exam the student must have to score at least 90 %. But she got only 80 % so she did not qualify the exam.