# Parallelogram

PQRS is a parallelogram and ST = TR. What is the ratio of the area of triangle QST to the area of the parallelogram?

Forward This Problem to Friend http://www.solvemaths.in/parallelogram/Trigonometry11-12th,High School,UndergraduatePQRS is a parallelogram and ST = TR. What is the ratio of the area of triangle QST to the area of the parallelogram?

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Soln:

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