Aldosaid0901 Aldosaid0901

27-04-2020
Mathematics

contestada

Angle C is inscribed in circle O.
AB is a diameter of circle O.
What is the measure of ZB?

Angle C is inscribed in circle O AB is a diameter of circle O What is the measure of ZB class=

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jimrgrant1 jimrgrant1

27-04-2020

Answer:

∠ B = 19°

Step-by-step explanation:

note ∠ C = 90° ( angle in a semi- circle )

The sum of the 3 angles in the triangle = 180°, thus

∠ B = 180° - (90 + 71)° = 180° - 161° = 19°

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