cosθ = ⁻⁴/₇
cos⁻¹(cosθ) = cos⁻¹(⁻⁴/₇)
θ = 124.8499046
sinθ = sin(124.8499046) = 0.820651806
tanθ = tan(124.8499046) = -1.436140661
Answer:
2x-2
Step-by-step explanation:
2 * x + 2 * -1
=2x - 2
Answer:
kalau kamu mau hoak. stok
Answer:
Step-by-step explanation:
90 degrees
x + y = 180
x = y
x + x = 180
2x = 180
x = 180/2
x = 90
Both the angle and its supplement = 90
It's 21212121
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10000...
