55:39 a
Which equation is correct regarding the diagram of circle O?
mZXZY =
O
OmZXZY =
: (a + b)
= 1/(a - b)
17/(a + b)
mZXOY = {(a-b)
b
OmZXOY =
Х
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The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

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