The semi perimeter of a triangle is 25.5 cm. Two sides of this triangle are 8 cm and 11 cm. What is the length of the third side?. Can you answer this question.
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Semi perimeter= 25.5cm
Perimeter= 51cm
1st side= 8cm
2nd side= 11cm
1st side+ 2nd side+ 3rd side= 51
8+11+3rd side= 51
3rd side= 51-19
3rd side= 32cm
Perimeter= 51cm
1st side= 8cm
2nd side= 11cm
1st side+ 2nd side+ 3rd side= 51
8+11+3rd side= 51
3rd side= 51-19
3rd side= 32cm
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