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Ket [755]
2 years ago
5

∠1 ​and ∠2 are complementary angles. ∠1 = x° ∠2 = (3x 30)° Using this information, find the value of x. Question 6 options: x =

50 x = 75 x = 15 x = 150.
Mathematics
1 answer:
kvv77 [185]2 years ago
5 0

Answer: <em>Assuming 3x 30 = 3x+30,</em> x = 15

Step-by-step explanation:

Complementary angles sum to 90.

Therefore, x + 3x + 30 = 90

4x = 60

x = 15

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How do i get the answer x= 3, -1 for equation (3/x^2)+ 2/x =1
Assoli18 [71]

Answer:

Steps below

Step-by-step explanation:

(3/x²)+ 2/x =1   (x ≠ 0)

(3/x²) + 2x/x² = 1

(3 + 2x) / x² = 1

3 + 2x = x²

x² - 2x - 3 = 0

(x + 1) (x - 3) =0

x = -1 or x = 3

3 0
3 years ago
josh, lisa, and vicki each ate 1/4 or their own pizza. each pizza was the same size , but josh ate 1 slice, lisa ate 2 slices an
Furkat [3]

Answer:

Josh's pizza was cut into 4 peices,Lisa's pizz was cut into 8 slices and viki's pizza was cut into 12 peices

Step-by-step explanation:

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7 0
3 years ago
Read 2 more answers
What is the area of this triangle in the coordinate plane?
Klio2033 [76]
Hey. Let me help you on this one.

In order for us to solve this problem, we will be needing to find both length and width of the triangle on this coordinate plane. We will also need to know how to use the triangle area formula. 

I will be attaching an image containing the shown difference between a rectangle, and a triangle, and on how to understand why the area of a triangle is like this.

First of all, let's find the length of the triangle. It's 11 units, and we can determine that by counting up all of the units, or simply finding the difference between x-point 13 and 2, which is going to be 11.

Same applies to the width of the triangle. We will need to either count up all the units individually, or find a difference between a higher y-point and lower y-point. That difference is going to 5 units, since 9-4=5.

Now, let's use the formula for the triangle area and substitute the values.

S= \frac{a*b}{2}
S= \frac{11*5}{2}
S= \frac{55}{2}
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Answer: Area of the triangle on the coordinate plane is 27.5 units squared.

3 0
4 years ago
Read 2 more answers
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Tresset [83]
3. -17 * 3 = -51
6. 117/ -1 = -117
9. 63/ -21 = -3
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Hope this helps 
4 0
4 years ago
What do e and f equal?
Aleks04 [339]
They both equal 78 degrees because they are the same angle which means that they have the same degrees for f and e. 
6 0
3 years ago
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