janvilolz janvilolz

21-01-2022
Mathematics

contestada

please solve this question thanks

please solve this question thanks class=

Respuesta :

jimrgrant1 jimrgrant1

21-01-2022

Answer:

∠ CBA = 67°

Step-by-step explanation:

∠ BAD = 90° ( angle in a semicircle )

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

∠ CBA + 90° + 23° = 180°

∠ CBA + 113° = 180° ( subtract 113° from both sides )

∠ CBA = 67°

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