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23-06-2021
Mathematics

contestada

o
50°
C с
B
In the diagram, AC is a diameter of the circle with center O. IfmZACB = 50°, what is mZBAC?
OA.
50°
OB.
40°
O c.
80°
D.
1000

o 50 C с B In the diagram AC is a diameter of the circle with center O IfmZACB 50 what is mZBAC OA 50 OB 40 O c 80 D 1000 class=

Respuesta :

surjithayer10otahza surjithayer10otahza

23-06-2021

Answer:

B,∠BAC=40°

Step-by-step explanation:

diameter makes 90° on the circumference.

∠CBA=90°

∠ACB+∠CBA+∠BAC=180°

50+90+∠BAC=180

∠BAC=180-140=40°

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