Her is a trangle of 3/4 h, 1cm,5/4 what us the area
1 answer:
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Answer:
slope =
Step-by-step explanation:
Use the slope formula to find the slope, or
. The
and
represent the x and y values of one point, and the
and
represent the x and y values of another point. So, substitute the x and y values of the points (14, -18) and (5, -12) into the formula and solve:
Thus, the slope is .
Answer:
There are <u>20,000 milligrams</u> chlorine in the pool.
Step-by-step explanation:
Given:
The chlorine per liter of water in the pool is 2.5 milligrams.
The volume of water in the swimming pool is 8000 gallons.
Now, to find the quantity of chlorine in the pool.
Let the quantity of chlorine be
The gallons of water in the swimming pool = 8000.
The milligrams of chlorine per liter of water in the pool = 2.5.
According to question, the amount of chlorine in the swimming pool is proportional to the volume of water.
So, 2.5 mg of chlorine is equivalent to 1 liter.
Thus, is equivalent to
Now, to get the quantity of chlorine by using cross multiplication method:
<em>By cross multiplying we get:</em>
Therefore, there are 20,000 milligram chlorine in the pool.
Answer:
The correct option is C
Step-by-step explanation:
Given the circumference of circle which is 54 cm and also the measure of arc XY is 120°
we have to find the expression for arc length of XY
The arc length can be calculated by the formula
Hence, option C is correct