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Question

Construct a ABC in which: AB=5.4 cm, CAB=450 and AC+BC=9 cm.
Then the length of AC (in cm.) is:

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Solution

1. Draw AB of 5.4 cm.
2. Construct angle 45 at A.
3. With radius as 9 cm at A, cut an arc along the 45 line and mark the point as D. Join BD.
4. Draw a perpendicular bisector of BD and mark its intersection with AD as C.
5. Join AC.
6. ABC is the required triangle.

464326_179043_ans.png

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