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Tcecarenko [31]
3 years ago
15

Triangle ABC and triangle CDE are similar right triangles. Which proportion can be used to show that the slope of AC is equal to

the slope of CE?
A.6-3 3-(-3)
-3-1 -1-3

B.6-3 3-3
-3-(-1) -1-3

C.6-3 3-(-3)
-3-(-1) -1-3

D.-3-(-1) 3-(-3)
6-3 -1-3​

Mathematics
2 answers:
BabaBlast [244]3 years ago
5 0

Answer:

     

Step-by-step explanation:

Marianna [84]3 years ago
4 0

Answer:

C.

(6 - 3)/(-3 - (-1))

(3 - (-3))/(-1 - 3)= 6/(-4)

Step-by-step explanation:

Slope AC = (y(A) - y(C))/(x(A) - x(C)) = (6 - 3)/(-3 - (-1)) = 3/(-2)

Slope CE = (y(C) - y(E))/(x(C) - x(E)) = (3 - (-3))/(-1 - 3)= 6/(-4) = 3/(- 2)

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X−5.2=−18.73<br><br><br> Need <br><br> Help
valentinak56 [21]

Answer:

-13.53

Step-by-step explanation:

x=-13.53

Hope it helped

7 0
3 years ago
line p contains points A(-7,-9) and B(4,0) line q is parallel to line p line r is perpendicular to line q what is the slope of l
igomit [66]
Use the slope formula (y2-y1)/(x2-x1)
(0+9)/(4+7)=9/11
Since q is parallel to r the slope will be the same. 9/11 is the slope of line r
4 0
4 years ago
Vector component of ū and w are as
Helen [10]

Answer:

r = ( -14.4 , 6.47 )

Step-by-step explanation:

in the photo you will find all the steps

7 0
2 years ago
100 points will give brainly please help
Stels [109]
Answer:
1. Sum of the interior angles = 720°
2. (6x) + (5x + 26.5) + (7x - 8) + (4x + 21.5) + (5x + 19) + (10x + 13.5) = 720
3. Angle A = 6x = 6(17.5) = 105
Angle B = (5x + 26.5) = 114
Angle C = (7x - 8) = 114.5
Angle D = (4x + 21.5) = 91.5
Angle E = (5x + 19) = 106.5
Angle F = (10x + 13.5) = 188.5

Step-by-step explanation:
1. The sum of the interior angles = (The number of sides - 2) times 180
The sum of the angles of this polygon with 6 sides is 6 - 2) times 180 = 720°.
2. ∠A + ∠B + ∠C + ∠D + ∠E + ∠F = 720°
(6x) + (5x + 26.5) + (7x - 8) + (4x + 21.5) + (5x + 19) + (10x + 13.5) = 720
37x + 72.5 = 720 Simplify adding x terms and numbers)
37x = 647.5 Subtract 72.5 from both sides
x = 17.5 Dividing both sides by 37

Solve for each angle using x = 17.5
3. Angle A = 6x = 6(17.5) = 105
Angle B = (5x + 26.5) = 114
Angle C = (7x - 8) = 114.5
Angle D = (4x + 21.5) = 91.5
Angle E = (5x + 19) = 106.5
Angle F = (10x + 13.5) = 188.5
8 0
2 years ago
Please, help I have great difficulty with this question.
Dominik [7]

a)

the sum of the interior angles of a quadrilateral is 360°

so..

3x + 2x + x + 90 = 360

to find x..

3x + 2x + x + 90 = 360

3x + 2x + x = 360 - 90

6x = 270

x = 270/6

x = 45..

so x = 45

8 0
4 years ago
Read 2 more answers
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