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Katarina [22]
3 years ago
12

Mr. Lance designed a class banner shaped like the polygon shown. What is the name of the polygon

Mathematics
1 answer:
dedylja [7]3 years ago
5 0
The Polygon has 5 sides hence it is called a Pentagon.

Note : if it is 4 sided, it could be a square, or rectangle or parallelogram or rhombus.

5 sided is a Pentagon

6 sided is an Hexagon

7 sided is a Heptagon

8 sided is an Octagon

9 sided is a  Nonagon

10 sided is a Decagon

The one in the question is 5 sided, so it is a Pentagon.
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What are the factors in 6x(x+3)?
VladimirAG [237]

Answer:

The factors are 0 and -3

Step-by-step explanation:

In order to find the factors of this equation, you would have to set each term 6x and (x + 3), equal to 0 separately.

6x = 0

x = 0

x + 3 = 0

x = -3

7 0
3 years ago
Jamie is saving to buy a video game system. He has saved $16, which is 5% of the total cost. What is the cost of the video game
Galina-37 [17]
$320 5 times 20 is 100 so you have to times 16 by 20 to get the total 100% of the video game system
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3 years ago
Solve the following system of equations by substitution. Show all steps.
Alinara [238K]

Answer:

Given system of equations:

\begin{cases}f(x)=-x^2+2x+3\\g(x)=-2x+3\end{cases}

To solve by substitution, equate the equations and solve for x:

\begin{aligned}f(x) & = g(x)\\\implies -x^2+2x+3 & = -2x+3\\-x^2+4x & = 0\\x^2-4x & = 0\\x(x-4) & = 0\\\implies x & = 0\\\implies x-4 & = 0 \implies x=4\end{aligned}

Therefore, the x-values of the solution are x = 0 and x = 4.

To find the y-values of the solution, substitute the found values of x into the functions:

f(0)=-(0)^2+2(0)+3=3

g(0)=-2(0)+3=3

f(4)=-(4)^2+2(4)+3=-5

g(4)=-2(4)+3=-5

Therefore, the solutions to the given system of equations are:

(0, 3) and (4, -5)

4 0
2 years ago
A backpack that normally sells for $39 Is on sale for 33% off. Find the amount of the discount and the sale price
Nataliya [291]
To get the price, you have to multiply the amount by the percent it would become.

100% of 39 is 39
It is 33% off
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Remember, the percent is a decimal because it is part of a whole (1).

39*0.67=$26.13.

5 0
3 years ago
Use the correct order of operations to calculate5 1/2 * 4 1/2 -7/2/ 2 1/3​
IgorC [24]
If there are multiple operations at the same level on the order of operations off from left to right and you work like this first noticed that there are no parentheses or exponents so we moved to multiplication and division with any sense of parentheses
5 0
3 years ago
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