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any angle in the half circle is 90°
so here.. angle ACB = 90°
now A+B+C = 180. ( ANGLES OF A TRIANGLE)
so.. 34+90+B =180
124+B = 180
B = 56°
so here.. angle ACB = 90°
now A+B+C = 180. ( ANGLES OF A TRIANGLE)
so.. 34+90+B =180
124+B = 180
B = 56°
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