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Observe the following figure and complete the following activity `:` `/_ ABC " is " 90^@` |
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Answer» Seg AC is the diameter `:. M = (arc AMC ) = 180^(@)` `/_ ABC = (1)/(2) m ( arc square ) ` …..(Inscribed angle theorem ) `:. /_ABC = (1)/(2) xx square ` `:. /_ABC = square ` `:. ` Angle inscribed in a semicircle is a `square `. Activity `:` Seg AC is the diameter `:. `m ( arc AMC ) `= 180^(@)` `/_ ABC = (1)/(2) m (arc AMC ) ` ...(Inscribed angle theorem ) `:. /_ABC = (1)/(2) xx 180^(@)` `:. /_ABC = 90^(@)` ` :.` Angle inscribed in a semicircle is a right angle. |
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