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Question Number 175045    Answers: 0   Comments: 5

In the figure ABCD is an square and BM=MC. If the area of PCD=14u. What is the value of: (1) Area of ABC; (2) Area of ABMP; (3) The area of ABCD

$${In}\:{the}\:{figure}\:{ABCD}\:{is}\:{an}\:{square}\:{and} \\ $$$${BM}={MC}.\:{If}\:{the}\:{area}\:{of}\:{PCD}=\mathrm{14}{u}.\: \\ $$$${What}\:{is}\:{the}\:{value}\:{of}: \\ $$$$ \\ $$$$\left(\mathrm{1}\right)\:{Area}\:{of}\:{ABC}; \\ $$$$\left(\mathrm{2}\right)\:{Area}\:{of}\:\:{ABMP}; \\ $$$$\left(\mathrm{3}\right)\:{The}\:{area}\:{of}\:{ABCD} \\ $$$$ \\ $$

Question Number 174888    Answers: 1   Comments: 0

Question Number 174776    Answers: 1   Comments: 0

Question Number 174763    Answers: 2   Comments: 0

Question Number 174751    Answers: 0   Comments: 0

Question Number 174664    Answers: 1   Comments: 0

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Question Number 174370    Answers: 0   Comments: 1

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Question Number 174283    Answers: 1   Comments: 1

Question Number 174218    Answers: 0   Comments: 0

Question Number 174185    Answers: 1   Comments: 0

The circle x^2 +y^2 −2x−4y−20=0 is inscribed in a square. One vertex of the square is (−4, 7). Find the coordinates of the other vertices.

$$\mathrm{The}\:\mathrm{circle}\:{x}^{\mathrm{2}} +{y}^{\mathrm{2}} −\mathrm{2}{x}−\mathrm{4}{y}−\mathrm{20}=\mathrm{0}\:\mathrm{is} \\ $$$$\mathrm{inscribed}\:\mathrm{in}\:\mathrm{a}\:\mathrm{square}.\:\mathrm{One}\:\mathrm{vertex} \\ $$$$\mathrm{of}\:\mathrm{the}\:\mathrm{square}\:\mathrm{is}\:\left(−\mathrm{4},\:\mathrm{7}\right).\:\mathrm{Find}\:\mathrm{the} \\ $$$$\mathrm{coordinates}\:\mathrm{of}\:\mathrm{the}\:\mathrm{other}\:\mathrm{vertices}. \\ $$

Question Number 181461    Answers: 0   Comments: 0

Question Number 181437    Answers: 2   Comments: 0

Question Number 181432    Answers: 1   Comments: 5

Question Number 174094    Answers: 1   Comments: 0

The circles x^2 +y^2 −2ax+8y+13=0 and x^2 +y^2 +2x+2by+1=0 are congruent. If they are 2(√(10)) units apart, find the possible values of a and b.

$$\mathrm{The}\:\mathrm{circles}\:{x}^{\mathrm{2}} +{y}^{\mathrm{2}} −\mathrm{2}{ax}+\mathrm{8}{y}+\mathrm{13}=\mathrm{0} \\ $$$$\mathrm{and}\:{x}^{\mathrm{2}} +{y}^{\mathrm{2}} +\mathrm{2}{x}+\mathrm{2}{by}+\mathrm{1}=\mathrm{0}\:\mathrm{are}\: \\ $$$$\mathrm{congruent}.\:\mathrm{If}\:\mathrm{they}\:\mathrm{are}\:\mathrm{2}\sqrt{\mathrm{10}}\:\mathrm{units}\: \\ $$$$\mathrm{apart},\:\mathrm{find}\:\mathrm{the}\:\mathrm{possible}\:\mathrm{values}\:\mathrm{of} \\ $$$${a}\:\mathrm{and}\:{b}. \\ $$

Question Number 173827    Answers: 0   Comments: 0

Question Number 173825    Answers: 0   Comments: 2

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Question Number 173668    Answers: 3   Comments: 1

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Question Number 181581    Answers: 1   Comments: 0

Question Number 173408    Answers: 1   Comments: 1

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