Type I

BC = 4.5 cm,
AB - AC = 1.6 cm

(1) Draw BC = 4.5 cm.
(2) At B make an
(3) On BX cut off BD = 1.6 cm join DC.
(4) Draw perpendicular bisector of DC to cut BX at A.(5) Join AC
Then
is the required triangle.
Construction - 16 (a) |

BC = 4.5 cm,
AB - AC = 1.6 cm

(1) Draw BC = 4.5 cm.
(2) At B make an
(3) On BX cut off BD = 1.6 cm join DC.
(4) Draw perpendicular bisector of DC to cut BX at A.(5) Join AC
Then
is the required triangle.
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