In triangle ABC, AB=8 cm, AC=6 cm and angle between them is 35°. In triangle XYZ, XZ=8 cm, YZ=6 cm and angle between them is 35°. What are the pairs of equal
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AO² + OC²=AC²
⇒y²+x²=3²
∴y² =9−x²
AO²+OB²=AB²
⇒y²+(x+6)²=8²
⇒9−x² +x²+12x+36=64
⇒12x+45=64
⇒12x=64−45=19
⇒x= 19/12 =1.58cm
OC=1.58cm
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