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emmasim [6.3K]
3 years ago
12

Anyone know what part B is?

Mathematics
1 answer:
Maslowich3 years ago
6 0

The Exterior Angle Theorem states that basically ∠ACB and ∠ACD are supplementary, meaning they should equal 180 when added together. Since you know one side of the whole angle is 35, simply do 180-35, which equals 145°.

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Im going to give 15 points for this question please answer it
Gnom [1K]
I know, you have to divide 90 by what ever the length is, then you have to figure out where the points are. So it should be.... D!!!
8 0
4 years ago
Find the missing side lengths. leave your answers as radicals in simplest form.
Murrr4er [49]

Answer:

x = 4 , y = 2

Step-by-step explanation:

Using the sine / tangent ratios in the right triangle and the exact values

sin60° = \frac{\sqrt{3} }{2} and tan60° = \sqrt{3} , then

sin60° = \frac{opposite}{hypotenuse} = \frac{2\sqrt{3} }{x} = \frac{\sqrt{3} }{2} ( cross- multiply )

x \sqrt{3} = 4\sqrt{3} ( divide both sides by \sqrt{3} )

x = 4

and

tan60° = \frac{opposite}{adjacent} = \frac{2\sqrt{3} }{y} = \sqrt{3} ( multiply both sides by y )

y \sqrt{3} = 2\sqrt{3} ( divide both sides by \sqrt{3} )

y = 2

6 0
3 years ago
Which shows the image of rectangle ABCD after the rotation (x, y)<br> (-y, x)?
AysviL [449]

Answer:

Rotation through -90

Step-by-step explanation:

(X, y) is image and after rotation in negative 90 or positive 270 we get the ans -y, x

6 0
4 years ago
Read 2 more answers
Please help i can't get this.
kifflom [539]

Answer:

15

Step-by-step explanation:

ya can't repeat numbers in a function

5 0
3 years ago
Read 2 more answers
What is the difference in size between 1 1/2 and 1/ 4
Nimfa-mama [501]
1 1/2 - 1/4=? 

1 1×2       2
  __    =   __
    2×2      4
-   1
    __
     4
_____
1  1
    __
      4

1 1/4 is the answer.
4 0
3 years ago
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