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alexdok [17]
3 years ago
12

YOOOO HELP ME ASAP DUDED BY MIDNIGHT BRO

Mathematics
1 answer:
cupoosta [38]3 years ago
7 0

Answer:

x=5

Step-by-step explanation:

We know that a pentagon is in total 540 degrees. From this, we add all other numbers and set them equal to 540 to solve for x.

So, after adding all the angles and setting them equal to 540, we get this.

21x+435=540

21x=105

x= 5

If you want, plug 5 into x and see if it adds up to 540 to check

21(5)+435=540

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HELP ME PLS IM LITERALLY FAILING
Sav [38]

Answer:

this triangle is isosceles triangle. so there sides are equal.

and there opposite angles are equal.

angle CED=51°

8 0
3 years ago
13. A smoothie shop has 40 stores, and 55% of the stores are in
S_A_V [24]

Answer:

You could answer this two ways.

Step-by-step explanation:

Method 1: Set up proportion

x/40=55/100

Cross-multiply and you will get..

2200=100x

x=22

Method 2: Use decimals

As we saw in the first method, 55 percent is equal to 55/100. 55/100 is equal to 0.55.

You can multiply 0.55 and 40 to get the answer as well.

0.55 times 40 is 22.

Hope this explanation helped! ☺️

6 0
3 years ago
Read 2 more answers
Which expression is equivalent to (-2)(a+6)
Eva8 [605]
The equivalent answer to this expression is found by using the distributive property.
(-2a - 12)
Simply multiply the negative 2 into the second parenthesis.
3 0
3 years ago
Louise cleaned for 4 and one-half hours and charged ​$27. At the same hourly​ rate, what would she charge for 6 and one-half hou
grin007 [14]

Answer: 39$

Step-by-step explanation: 4 hrs and 30 mins and you make 27$

You gotta make the hrs into minutes. So you can find the rate. 4 hrs is 240 minutes. With the 30 minutes its a total of 270 minutes. You're earning 1 dollar every 10 minutes. So i think if i did the math right 390 minutes is 6 hrs and 30 mins. And so she has earned 39$.

8 0
4 years ago
Determine o Conjunto Solução da equação do 2º grau abaixo. Deixe seus cálculos registrados.
scZoUnD [109]

Answer:

x = 15, x = 10

Step-by-step explanation:

6 0
3 years ago
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