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kodGreya [7K]
3 years ago
15

Help please thank u :(

Mathematics
1 answer:
LuckyWell [14K]3 years ago
5 0

We know that :

⊕  Sum of the three angles in a triangle should be equal to 180°

Given : Angle BAC = 50° and Angle ABC = 75°

⇒  Angle BAC + Angle ABC + Angle ACB = 180°

⇒  50° + 75° + Angle ACB = 180°

⇒  125° + Angle ACB = 180°

⇒  Angle ACB = 180° - 125°

⇒  Angle ACB = 55°

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The 5th of 9 consecutive whole numbers whose sum is 153 is?
sergejj [24]

We can start this problem by finding out what the lowest consecutive number's value is (x). Since consecutive numbers are numbers that are 1 apart from each other, the sum of 9 consecutive numbers would look like


x + (x+1) + (x+2) + (x+3) + (x+4) + (x+5) + (x+6) + (x+7) + (x+8)


Since we know that they equal 153,


x + (x+1) + (x+2) + (x+3) + (x+4) + (x+5) + (x+6) + (x+7) + (x+8) = 153


Now we combine like terms


9x + 36 = 153


Simplify


9x = 117


x = 13


Now, we need to find what the 5th consecutive number is equal to. The fifth consecutive number is (x+4), so 13 + 4 is 17, meaning that the 5th of 9 consecutive numbers that add up to 153 is 17.

4 0
3 years ago
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Describe the shape of the data distribution.
Papessa [141]
It is negatively skewed to the right
7 0
3 years ago
Is (1, 2) a solution to this system of equations? 10x + 4y = 18 x + 9y = 19
Arlecino [84]

Answer:

Yes

Step-by-step explanation:

The intersection point of 10x+4y=18 and x+9y=19 is (1,2) on a graph.

3 0
3 years ago
Whoever gets this correct gets brain, 5 stars and a thanks! An explanation of it would be amazing! Tysm!
Jet001 [13]
So the correct ratio is 4:5
The only one that doesn’t mean the same as that is C.
7 0
3 years ago
WILL MARK BRAINLIEST ASAP PLEASE
ohaa [14]

Answer:

b

Step-by-step explanation:

90×(2)

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