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20 Jul 2020, 03:42
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A
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
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In Triangle DOG, angle D is six times as large as angle O. The exterior angle at G is 140 degrees. How many degrees are in angle O?
A. 20
B. 40
C. 100
D. 120
E. 140
A. 20
B. 40
C. 100
D. 120
E. 140
20 Jul 2020, 03:49
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Bunuel
Answer: Option A
Check explanation here
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Screenshot 2020-07-20 at 4.19.29 PM.png [ 567.95 KiB | Viewed 1244 times ]
20 Jul 2020, 03:57
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Exterior angle is equal to the sum of interior opposite angles.
And O° = x
D°= 6x
D° + O° = 7x = 140
Therefore, O,° = 20
Option A
Posted from my mobile device
And O° = x
D°= 6x
D° + O° = 7x = 140
Therefore, O,° = 20
Option A
Posted from my mobile device
