
Angle AEB and Angle DEC are opposite angles which means they are equal in measure. Hence,
⇛ Angle AEB = Angle DEC
⇛ 9x + 8° = 3x + 42°
⇛ 9x - 3x = 42° - 8°
⇛ 6x = 34°
⇛ x = (34/6)°
<u>To </u><u>find</u><u>:</u> Angle DEC = 3(
34/6 °) + 42° = <u>5</u><u>9</u><u>°</u><u> </u><u>(</u><u>Ans)</u>
Answer:
Option D.
Step-by-step explanation:
Consider the given expressions are




On solving these expression we get




First three expressions are equivalent and fourth expression is not equivalent to others.
Therefore, the correct option is D.
Answer:
it is c
Step-by-step explanation: