In the diagram, PQRS is a quadrilateral and its diagonals PR and QS intersect at T.
Given that the triangles PQT, QRT and RST have areas 56 sq cm, 42 sq cm and 75 sq cm respectively, find the area of quadrilateral PQRS in sq cm.
Selecione uma das seguintes:
Por favor, aguarde! Carregando...