Answered

19
Solve for r in the following figure and choose the appropriate result.
2x
459
75°
B 30°
C
90°
D 45°

19 Solve for r in the following figure and choose the appropriate result. 2x 459 75° B 30° C 90° D 45° class=

Answer :

MsMia

Answer:

can't really see the photo, but from what i can tell, the answer would be D. 45 degrees.

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

sum the 3 angles and equate to 180

2x + x + 45 = 180

3x + 45 = 180 ( subtract 45 from both sides )

3x = 135 ( divide both sides by 3 )

x = 45° → D

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