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The diagonals of quadrilateral pqrs cut across at t. if area of triangle str is 12sq. CM,., area of stp = 24sq. CM. and area of ptq =30 sq. cm. A-ha find the Area of qtr B-Day what is the total area of the quadrilateral ❓ |
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Answer» Ans a.) Step-by-step EXPLANATION:We know that the SUM of the ANGLES of a quadrilateral is 360 degree So, ∆STR + ∆STP + ∆ PTQ + ∆QTR = 36012 + 24 + 30 + ∆QTR= 36066 + ∆QTR = 360∆QTR = 360-66∆QTR = 294 DEGREEAns B) 360 degree |
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