Answer:
= [r,z]
Step-by-step explanation:
B U A = { f,g,p,x,h,y }
(B U A )' = {q,r,z }
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Answer:
x =
Step-by-step explanation:
The segment from the vertex to the base is a perpendicular bisector.
Using Pythagoras' identity on the right triangle on the left.
x² = 2² + 3² = 4 + 9 = 13 ( take the square root of both sides )
x =
