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cricket20 [7]
3 years ago
14

An art class is making a mural for their school which has a triangle drawn in the middle. The length of the bottom of the triang

le is x. Another side is 9 more than three times the length of the bottom of the triangle. The last side is 4 more than the bottom of the triangle. Write and simplify an expression for the perimeter. ​
Mathematics
1 answer:
masya89 [10]3 years ago
4 0

Answer

Perimeter = x + 2x+5 + x+6 = 4x + 11

You might be interested in
Can someone help me please
vovikov84 [41]
X=7




Explanation:

A triangle equals 180°, and they gave us one length already, and it says the one arm of the triangle is equal to the other so we know that the third angle is going to be the same as the second angle.


180=90+(6x+3)+(6x+3)
Combine like terms
180=96+12x
Subtract 96 from both sides
84=12x
Divide 12 by both sides
7=x


Now check it,

90+(6*7+3)+(6*7+3)
90+(45)+(45) =180
8 0
3 years ago
I need help on all of them pleaseeee​
dmitriy555 [2]

Step-by-step explanation:

90÷0.018=5000

90÷0.18= 500

90÷1.8 = 50

90÷18 =5

90÷180 =0.5

5 0
3 years ago
Please help. Thank you
Inessa [10]

Given:

PQRS\sim TUVW

In the given figure, PS=x, RS=35, UV=20, VW=25 and TW=15

To find:

The scale factor from PQRS to TUVW.

Solution:

We have,

PQRS\sim TUVW

We know that the corresponding sides of similar figures are proportional. The scale factor is the ratio of one side of image and corresponding side of preimage.

The scale factor is:

k=\dfrac{VW}{RS}

k=\dfrac{25}{35}

k=\dfrac{5}{7}

Therefore, the scale factor from PQRS to TUVW is k=\dfrac{5}{7}.

6 0
3 years ago
Is the ratio $81 in 9 hours equivalent to $63 in 7 hours
In-s [12.5K]
Yes they are equivalent because their ratio is 9
81/9= 9
63/7=9
3 0
3 years ago
-4+(-10t)/0.5+15
ziro4ka [17]
The answer is C because when you divide it out you get 6
6 0
3 years ago
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