An umbrella is made by stitching 12 pieces of triangular cloths. If the measure of each piece of cloth is 42cm, 42cm, and 21cm, how much cloth is required to make the umbrella? If per square meter the cost of the cloth is Rs. 1250, find the cost of cloth required to make the umbrella.
In the figure, PQRS is a rectangle in which PQ=3 PS=12cm. RS is extended up to the point M. What is the area of triangle PQM? Find it.
What is the relation between the areas of a parallelogram and a triangle standing on the same base and between the same parallel lines?
In triangle ABC, the sides a = 4cm, b = 6cm and c = 60°, find the area of the given triangle.
In the given figure, M is the mid-point of AB and AD⊥BD. If BC = 6cm and AD = 8cm, find the area.
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