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lord [1]
2 years ago
11

3. Find m2ABC. (2x+14) (x+7)°

Mathematics
1 answer:
Vladimir [108]2 years ago
7 0

Answer:

Step-by-step explanation:

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Can someone please help me with this? thank u so much ​
MatroZZZ [7]

Step-by-step explanation:

The perimeter of a triangle is calculated by adding all three side lengths together

That means x + 3 + x + 4 + x + 1 = 17 add the like terms

3x + 8 = 17

3x = 9

x = 3

BC = x + 3 ➡ 6

CD = x + 4 ➡ 7

BD = x + 1 ➡ 4

6 0
4 years ago
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M
Ierofanga [76]

Answer:

see below

Step-by-step explanation:

m/3 + 4 = 7

Subtract 4 from each side

m/3+4-4 = 7-4

m/3 = 3

Multiply each side by 3

m/3*3 = 3*3

m =9

4 0
3 years ago
Two partners are starting a wedding planning business. The total investment is $45,000. Their investments are in the ratio 4:5.
JulijaS [17]

Answer:

Hey there!

Think of 45000 being split to 9 pieces.

Each piece would be 5000 dollars.

Thus, the ratio would be 20000 to 25000

Hope this helps :)

7 0
3 years ago
What is the function doing in the interval -3 7 poin<br> Decreasing<br> Increasing
disa [49]

Answer:

increasing

Step-by-step explanation:

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3 years ago
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