y is part of a right angle on line AB
a right angle = 90 degrees
90-47 = 43 degrees
y = 43 degrees
a straight line = 180 degrees
180-47 = 133 degrees
x = 133 degrees
Answer:
3
Step-by-step explanation:
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Answer:
-11
Step-by-step explanation:
Simplify
5×−4+9
Simplify
−20+9
Answer
−11
Answer:
perpendicular
Step-by-step explanation:
When 2 lines intersect at any point, not just in the middle of each (that has nothing to do with it), and they meet to form right angles, the lines are perpendicular to one another and their slopes are opposite reciprocals.
Considered as it only taking the area of flat surfaces of a 3D object, no
