Answer:
x = 68°
Step-by-step explanation:
∠ DCB = ∠ EDC = 27° ( alternate angles )
Thus ∠ ECB = 23° + 27° = 50°
The sum of the 3 angles in a triangle = 180°, thus
x = 180° - (62 + 50)° = 180° - 112° = 68°
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Answer:
this is my 50th time seeing you
Step-by-step explanation:
(x^2 +3)(5x+9)
5x^3 + 9x^2 + 15x + 27