do questions 22 , 23 and 24
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Q 23 - consider a point out of a line
Draw mainly three line from piont to line and measure all line only one line is 90 degree.
hence it is proved.
Q 24 angle apb is 90 because sum of other two angle of triangle is (180/2)=90.
because they are bisector of the two angle whose sum is 180.
Draw mainly three line from piont to line and measure all line only one line is 90 degree.
hence it is proved.
Q 24 angle apb is 90 because sum of other two angle of triangle is (180/2)=90.
because they are bisector of the two angle whose sum is 180.
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