हिंदी

Sketch proper figure and write the answer of the following question. If X-Y-Z and l(XZ) = 37, l(XY) = 7, then l(YZ) = ?

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प्रश्न

Sketch proper figure and write the answer of the following question.

If X-Y-Z and l(XZ) = `3sqrt7`, l(XY) = `sqrt7`, then l(YZ) = ?

योग
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उत्तर

We have,

l(XZ) = 3`sqrt7`;  l(XY) = `sqrt7`

Now,

l(XZ) = l(XY) + l(YZ)   ...(X-Y-Z)

So, l(YZ) = l(XZ) − l(XY)

∴ l(YZ) = `3sqrt7 − sqrt7`

∴ l(YZ) = `2sqrt7`

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Co-ordinates of Points and Distance
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 1: Basic Concepts in Geometry - Practice set 1.1 [पृष्ठ ५]

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बालभारती Mathematics 2 [English] Standard 9 Maharashtra State Board
अध्याय 1 Basic Concepts in Geometry
Practice set 1.1 | Q 6. (iii) | पृष्ठ ५

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