Maths Practice Question and Answer

Q:

यदि एक वृत्त का क्षेत्रफल,जो कि एक समबाहु त्रिभुज में अंकित है, 4 π cm2 है, तो त्रिभुज का क्षेत्रफल क्या है?

1488 0

  • 1
    $$ {12\sqrt{3}\ cm^{2}}$$
    Correct
    Wrong
  • 2
    $$ {9\sqrt{3}\ cm^{2}}$$
    Correct
    Wrong
  • 3
    $$ {8\sqrt{3}\ cm^{2}}$$
    Correct
    Wrong
  • 4
    $$ {18\ cm^{2}}$$
    Correct
    Wrong
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Answer : 1. "$$ {12\sqrt{3}\ cm^{2}}$$ "

Q:

निम्नलिखित में से कौन - सा 'ग्यारह हजार ग्यारह सौ ग्यारह' संख्या का प्रतिनिधित्व करता है?

1487 0

  • 1
    111111
    Correct
    Wrong
  • 2
    12111
    Correct
    Wrong
  • 3
    11000110011
    Correct
    Wrong
  • 4
    XIXIXI
    Correct
    Wrong
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Answer : 2. "12111 "

Q:

यदि 5sinθ – 4cosθ=0, 0°˂θ˂90°, है तो  $$ {5\sinθ-2\cosθ}\over {5\sinθ+3\cosθ}$$ का मान होगा—

1486 0

  • 1
    $$ {3\over 8}$$
    Correct
    Wrong
  • 2
    $$ {2\over 7}$$
    Correct
    Wrong
  • 3
    $$ {5\over 7}$$
    Correct
    Wrong
  • 4
    $$ {3\over 5}$$
    Correct
    Wrong
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Answer : 2. "$$ {2\over 7}$$"

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