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elreemali03
27.06.2020 •
Mathematics
Please help me! Tell me if the answer is correct.
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Ответ:
yes you are correct
Step-by-step explanation:
the you know that all angles in a triangle must add up to 180 degrees. since you know the 120 degrees to the left you know that the remaining angle in the triangle (not x or y) must be supplementary to that. so 180 - 120 = 60.
You also know that since the lines are parallel that F must also be 118 degrees. Applying then the same supplementary logic as above you can find out that x = 180 - 118 = 62.
now you know 2 angles in the triangle and since all inside angles must add up to 180 you can do 180 - 60 - 62 to get x = 58.
Ответ:
y =
x - 2
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
Here m =
, thus
y =
x + c ← is the partial equation
To find c substitute (- 6, - 6) into the partial equation
- 6 = - 4 + c ⇒ c = - 6 + 4 = - 2
y =
x - 2 ← equation of line