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question_answer1) A rectangular courtyard 3.78 m long and 5.25 m broad is to be paved exactly with square tiles, all of the same size. The minimum number of such tiles is:
question_answer2) A rectangular mat has an area of 120 sq. metres and perimeter of 46 m. The length of its diagonal is:
question_answer3) ABCD is a square park divided into 4 squares as shown in the figure. Semi-circular square beds are made as shown by the shaded portion. Find the area of the shaded region.
question_answer4) The diagonal of a rhombus are 65 m 60 m. Its area is:
question_answer5) The diagonals of a rhombus are 24 cm and 10 cm. Find the perimeter of rhombus.
question_answer6) Four cows are tied at the four corner of the square field of side 35 m, so that they can just reach to each other. What is the area of the field which remain ungreased?
question_answer7) A wire, when bent in the form of a square, encloses an area of \[\mathbf{484}\text{ }\mathbf{c}{{\mathbf{m}}^{\mathbf{2}}}\]. If the same wire is bent in the form of a circle then find the area enclosed by it.
question_answer8) Semi-circular lawns are attached to the edges of a rectangular field measuring 42 m \[\mathbf{\times }\] 35 m. Find the area of the total field.
question_answer9) Find the area of a triangle whose sides are 9 cm, 12 cm and 15 cm.
question_answer10) If the radius of a circle is decreased by 50%, its area is decreased by:
question_answer11) A tank is 25 m long, 12 m wide and 6 m deep. The cost of plastering its walls and bottom at 75 paise per sq. m, is:
question_answer12) A rectangular park 60 m long and 40 m wide has two concrete cross-roads running in the middle of the park and rest of the park has been used as a lawn. If the area of the lawn is 2109 sq. m, then what is the width of the road?
question_answer13) Some solid figures and their nets are given in two columns: (a) (i) (b) (ii) (c) (iii) (d) (iv) Their correct match is
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