LuxTheGirl2543
07.08.2019 •
Mathematics
1)60°.
2)80°.
3)100°.
4)none of the choices are correct.
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Ответ:
Since this is a transversal, we know that they're corresponding interior angles.
Therefor, angle 1 is congruent to 2.
The answer would be 80.
Ответ:
4x² + 10x - 1 = 0
Step-by-step explanation:
Width: 3 + 2x
Height: 2 + 2x
Area: (3 + 2x)(2 + 2x) = 7
4x² + 4x + 6x + 6 = 7
4x² + 10x - 1 = 0