since it is a quadrilateral, all the sides will add to 360. If two angles are 90, and one is 99, add them and subtract from 360. The last angle should be 81 degrees.
Answer:
b
Step-by-step explanation:
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Answer:
not all of them are proportional because they do not all equal the same.
Step-by-step explanation:
The average number of fish per cubic kilometer is
.
The correct option is B.
Given
The volume of one of the Great Lakes is 3.5 × 103 cubic kilometers.
The number of fish in the lake = 6. 3 × 107.
<h3>What is the average value?</h3>
The average is the middle value of the given data set and is calculated by adding up all the numbers and dividing the result by the total quantity of figures added.
The average number of fish per cubic kilometer is given by;

Substitute all the values in the formula;

Hence, the average number of fish per cubic kilometer is
.
To know more about the Average rate click the link given below.
brainly.com/question/12395856
Answer:
y= -5/4x +4
Step-by-step explanation:
To express y in terms of x, we need the equation to be y=....
To do this, we must solve for/isolate the variable, y
5x+4y=16
Subtract 5x from both sides
4y= -5x +16
Divide both sides by 4
y= -5/4x +4