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MaRussiya [10]
3 years ago
12

The base of the parallelogram, b, can be found by dividing the area by the height. If the area of the parallelogram is represent

ed by 6x2 + x + 3 and the height is 3x, which represents b, the length of the base
Mathematics
2 answers:
Sergeu [11.5K]3 years ago
8 0
In this item, we have:

             A = 6x² + x +3
              h = 3x

where ''A'' is area and ''h'' is height. From the statement above, 
                         length of base, b = A / h
 
                              <em> b = (6x² + x + 3)/3x
</em>

Thus, the expression for the length of the base is 6x²+x+3 / 3x. 
Aleksandr [31]3 years ago
5 0

Answer:

2x+\frac{1}{3}+\frac{1}{x}=Base

Step-by-step explanation:

Given: The area of the parallelogram is 6x^2+x+3 and the height is 3x.

To find: The base of the given parallelogram.

Solution: It is given that The area of the parallelogram is 6x^2+x+3 and the height is 3x.

Now, area of parallelogram is given as:

A=b{\times}h where b is the base and h is the height of teh gievn parallelogram.

Substituting the given values, we have

6x^2+x+3=b{\times}3x

⇒\frac{6x^2+x+3}{3x}=Base

⇒\frac{6x^2}{3x}+\frac{x}{3x}+\frac{3}{3x}=Base

⇒2x+\frac{1}{3}+\frac{1}{x}=Base

which is the required expression for the base of the given parallelogram.

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1. Given any triangle ABC with sides BC=a, AC=b and AB=c, the following are true :

      i) the larger the angle, the larger the side in front of it, and the other way around as well. (Sine Law) Let a=20 in, then the largest angle is angle A.

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The volume of the rectangular prism is 648 feet. The rectangular base is 6 feet by 9 feet. What is the height of the prism?
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Answer:

h=12ft

Step-by-step explanation:

The formula one would use for finding the volume of a rectangular prism is as follows:

  • Volume = length × width × height , V=l*w*h

With this in mind, let's plug in the given variables in the question for this formula.

V=648ft^3

l=6ft

w=9ft

h= ?

  • We don't know the height, but that's just fine. We will plug in all our values and isolate h.

V=lwh\\648ft^3=(6ft)(9ft)h

  • I'm leaving in units just because I want to show that units aren't just for show. They can be used when in doubt of how to go about your math.

648ft^3=(6ft)(9ft)h\\648ft^3=(54ft^2)h\\\frac{648ft^3}{54ft^2}=\frac{(54ft^2)h}{54ft^2}

  • Notice, that the units on the left side cancel out, leaving only the unit ft left next to the solution. In the same way, the units on the right side cancel out too, leaving only h, height.

\frac{648ft^3}{54ft^2}=\frac{(54ft^2)h}{54ft^2}\\12ft=h

If involving units only confuses you, like it does for me, you can remove them like so, you just need to know what units your solution uses instead of being able to come to the proper units by using math.

V=lwh\\648=(6)(9)h\\648=54h\\\frac{648}{54}=\frac{54h}{54}\\12ft=h

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