A hollow cube of internal edge 22cm is filled with spherical marbles of diameter 0.5cm and it is assumed that 1/8 space of the cube remains unfilled. How many marbles could the cube accomodate?
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Answers
Answer:
shape of a quadrilateral. The Gram Panchayat
of the village decided to take over some portion of his plot from one of the corners to
construct a Health Centre. Itwaari agrees to the above proposal with the condition
13. ABCD is a trapezium with AB II DC. A line parallel to AC intersects AB at X and BC
MATHEMATICS
SO
that he should be given equal amount of land in lieu of his land adjoining his plot
as to form a triangular plot. Explain how this proposal will be implemented.
P
A
at Y. Prove that ar (ADX)= ar (ACY).
B.
(Hint: Join CX)
14. In Fig. 9.28, AP || BQ II CR. Prove that
ar (AQC) = ar (PBR).
. Diagonals AC and BD of a quadrilateral
ABCD intersect at 0 in such a way that
ar (AOD) = ar (BOC). Prove that ABCD is a
R
Fig. 9.28
Answer:
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