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STatiana [176]
3 years ago
9

PLEASE HELP ASAP.

Mathematics
1 answer:
SashulF [63]3 years ago
4 0

Answer:

x=13

m∠A = 46°     m∠B = m∠C = 67°

Step-by-step explanation:

ΔABC : isosceles    

vertex ∠A = 4x -6

∠B = ∠C = 5x + 2

∠A + ∠B + ∠C = 180° = (4x -6) + 2 * (5x + 2) = 14x - 2

14x = 182       x = 13

∠A = 46°     ∠B = ∠C = 67°

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Given the polynomial bellow which statement is true?
lions [1.4K]

Answer:

I think its A

Step-by-step explanation:

I factored the polynomial and its factors turned out to be (x-1)(x^2-2x-4), which eliminated the possibilities of 2 and 3. Then i replaced the (-1) in the place of the x and it turned out to be equal to 2, making the first statement true.

5 0
3 years ago
a marrow plants 0.5 m long. every week it grows by 20%. a find the value of the common ratio. b calculate how long the plant is
OLga [1]

Answer:

The common ratio is 1.2.

After 12 weeks the plant will be 4.46 meters long.

After one year the plant will be 6,552.32 meters long.

Step-by-step explanation:

Given that a marrow plants 0.5 m long and every week it grows by 20%, to find the value of the common ratio, calculate how long the plant is after 12 weeks and comment on the predicted length of the marrow after one year must be performed the following calculations:

0.50 x 1.2 ^ X = Y

Therefore, the common ratio is 1.2.

0.50 x 1.2 ^ 12 = Y

0.50 x 8.916 = Y

4.4580 = Y

Therefore, after 12 weeks the plant will be 4.46 meters long.

0.50 x 1.2 ^ 52 = Y

0.50 x 13,104.63 = Y

6,552.32 = Y

Therefore, after one year the plant will be 6,552.32 meters long.

5 0
3 years ago
1258 rounded to the nearest thousands
GarryVolchara [31]
The answer to your problem is 1300.
5 0
3 years ago
Read 2 more answers
Find the 8th term<br> -10, -4, 2, 8, 14, ...<br> Formula: <br> Arithmetic or Geometric:
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Answer:

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Step-by-step explanation:

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8+6=14

14+6=20

4 0
3 years ago
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Answer:

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Step-by-step explanation:

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8 0
3 years ago
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