Answer:
The value of x = 15.
Step-by-step explanation:
As shown in the figure the upper half part is 30° and the lower half part is 4 x.
Also from the figure-
<em>30° + 4 x = 90°</em>
<em>4 x = 90° - 30°</em>
<em>4 x = 60°</em>
<em>x = 60°/4</em>
<em>x = 15°</em>
Answer:
<4 and <1
Step-by-step explanation:
look and you'll see if you remove the lines between them there is a 180 degree angle.
Because empty set has no element which automatically make it a subset of every set.
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No i don’t believe it is. :)
