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GeometryQuestion and Answers: Page 86

Question Number 47250    Answers: 1   Comments: 0

Question Number 47243    Answers: 1   Comments: 0

Question Number 47217    Answers: 0   Comments: 1

Question Number 47216    Answers: 0   Comments: 1

Question Number 47195    Answers: 1   Comments: 0

Find the volume of the pyramid which is folded from a trangular paper with sides a, b and c.

$${Find}\:{the}\:{volume}\:{of}\:{the}\:{pyramid}\:{which} \\ $$$${is}\:{folded}\:{from}\:{a}\:{trangular}\:{paper}\:{with} \\ $$$${sides}\:\boldsymbol{{a}},\:\boldsymbol{{b}}\:{and}\:\boldsymbol{{c}}. \\ $$

Question Number 47135    Answers: 1   Comments: 3

Question Number 47113    Answers: 0   Comments: 4

Question Number 47001    Answers: 0   Comments: 0

Question Number 46919    Answers: 0   Comments: 9

Question Number 46906    Answers: 0   Comments: 1

Question Number 46889    Answers: 1   Comments: 1

Question Number 46864    Answers: 1   Comments: 2

Question Number 46821    Answers: 1   Comments: 0

Question Number 46546    Answers: 0   Comments: 7

Question Number 46481    Answers: 0   Comments: 3

Four spheres with radii a,b,c and d touch each other. Find the radii of their circumscribed sphere (R) and their inscribed sphere (r) in terms of a,b,c and d.

$${Four}\:{spheres}\:{with}\:{radii}\:{a},{b},{c}\:{and}\:{d} \\ $$$${touch}\:{each}\:{other}.\:{Find}\:{the}\:{radii}\:{of} \\ $$$${their}\:{circumscribed}\:{sphere}\:\left({R}\right)\:{and} \\ $$$${their}\:{inscribed}\:{sphere}\:\left({r}\right)\:{in}\:{terms}\:{of}\: \\ $$$${a},{b},{c}\:{and}\:{d}. \\ $$

Question Number 46366    Answers: 0   Comments: 1

Question Number 46365    Answers: 0   Comments: 0

Question Number 46338    Answers: 1   Comments: 2

Question Number 46308    Answers: 2   Comments: 1

Question Number 46073    Answers: 3   Comments: 1

Question Number 45980    Answers: 1   Comments: 1

Question Number 45931    Answers: 0   Comments: 0

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Question Number 45785    Answers: 1   Comments: 0

Question Number 45753    Answers: 1   Comments: 0

Question Number 45690    Answers: 1   Comments: 1

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