Hi there!
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I believe your answer is:
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Here’s why:
- Recall the Triangle Angle Sum Theorem: The three angles of all triangles add up to a sum of 180°.
- We will set up an equation based on this and then solve.
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Hope this helps you. I apologize if it’s incorrect.
Answer:
8:18
Step-by-step explanation:
Answer:
Choice A. (10, -1)
Choice B. (-8, 9)
Choice D. (6, -3)
Step-by-step explanation:
If we plug the coordinates of point A into the inequality, then we get,
x+y > -2
10 + (-1) > -2
9 > -2
That last inequality is a true statement since 9 is to the right of -2 on the number line. That means (10,-1) is a solution. Choice A is one of the answers.
Choices B and D are also answers for similar reasons.
Something like choice C is not a solution because
x+y > -2
-1+(-9) > -2
-10 > -2
Which is false.
You should find that choice E is false as well.
If you graphed the inequality and all of the points mentioned (see below), then you can visually confirm the answers. Notice how points A, B and D are in the blue shaded region which is the solution set.
The point E on the boundary does not count as a solution. This is due to the lack of "or equal to" portion of the inequality sign. That visually shows point E is not a solution. Point C isn't a solution either as it's nowhere near the blue shaded region.
= 2^-16 * 5^10 * (5^-8 / 2^12) * 2^28
= 2^-28 * 5^2 * 2^28
= 5^2
= 25
hope it helps
1 = 130
2 = 50
3 = 50
5 = 130
6 = 50
7 = 50
8 = 130
1 and 4 are the same because of the vertical angle