Find the area of the triangle whose sides are 18 cm and 10 cm and perimeter is 42 cm
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90 is the answer of question
Step-by-step explanation:
Perimeter of the traingle is 42
two sides of the traingle is 10+18=28
Third side of traingle is 42-28=14
Area of the traingle is 1/2×base×height=1/2×18×10=90
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