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4 years ago

15

Do the angles of a triangle always add up to 180?

1 answer:

Jlenok [28]4 years ago

8 0

Yes triangles always add up to 180

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Find the sum of the even numbers shown below. 2+4+6+8+...+66+68+70

Mandarinka [93]

The sum its +2

2+2=4

4+2=6

6+2=8

8+2=10

And so on the numbers just keep sum for 2

5 0

3 years ago

Which of the following is a polynomial?

Artyom0805 [142]

Answer:

C

Step-by-step explanation:

8 0

3 years ago

Solve this problem 8x + 4(x-1)<br> a. 32x+3<br> b. 12x-4<br> c. 12x+4<br> d. 9x-4

Lilit [14]

Answer:

b

Step-by-step explanation:

8x +4(x -1)

<em>Expand by multiplying 4 into each term inside the bracket:</em>

= 8x +4(x) +4(-1)

= 8x +4x -4

<em>Simplify</em>

= 12x -4

Thus, the answer is b.

7 0

2 years ago

Read 2 more answers

Dean downloaded 9 apps onto his tablet in 12 seconds. At this rate, how many apps could he download in one minute?(12 seconds =1

Maurinko [17]

Answer:

45 apps

Step-by-step explanation:

1 minute has 60 seconds

If 12 seconds equals to 9 apps

60 seconds equals to x apps

Cross multiplying

$x=\frac {60\times 9}{12}=45 apps$

Therefore, Dean downloads 45 apps in 1 minute

6 0

3 years ago

Please help will give branlist

nata0808 [166]

Answer:

The file will help

Step-by-step explanation:

7 0

3 years ago