Volume and Surface Area Questions Practice Question and Answer

Q:

एक वृत्त की परिमिति एक वर्ग परिमिति के बराबर है . इनके क्षेत्रफलों का अनुपात क्या होगा ? 

731 0

  • 1
    4 : 1
    Correct
    Wrong
  • 2
    11 : 7
    Correct
    Wrong
  • 3
    14:11
    Correct
    Wrong
  • 4
    11:14
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "14:11"

Q:

यदि किसी वृत्त की परिधि 4.4 मीटर है, तो वृत्त का क्षेत्रफल (m2 में) है:

2690 0

  • 1
    49/π
    Correct
    Wrong
  • 2
    49π
    Correct
    Wrong
  • 3
    4.9π
    Correct
    Wrong
  • 4
    इनमें से कोई नहीं
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "इनमें से कोई नहीं"

  • Show AnswerHide Answer
  • Workspace

Answer : 2. "25.6 सेमी "

  • Show AnswerHide Answer
  • Workspace

Answer : 2. "80 π"

Q:

एक घन जिसकी भुजा 7.5 सेमी है, तो उसका आयतन कितना होगा?

1448 0

  • 1
    $$ {421.875\ cm^{3}}$$
    Correct
    Wrong
  • 2
    $$ {759.375\ cm^{3}}$$
    Correct
    Wrong
  • 3
    $$ {631.810\ cm^{3}}$$
    Correct
    Wrong
  • 4
    $$ {210.94\ cm^{3}}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "$$ {421.875\ cm^{3}}$$ "

  • Show AnswerHide Answer
  • Workspace

Answer : 3. "4: 27:2"

Q:

नीचे दिए गए चित्र में AD,∠BAC का समद्विभाजक है। यदि ΔABD का क्षेत्रफल 40 वर्ग सेमी और AC = 3AB है तो ΔABC का क्षेत्रफल ज्ञात कीजिये?

909 0

  • 1
    $$ {150 \ cm^{2}}$$
    Correct
    Wrong
  • 2
    $$ {100 \ cm^{2}}$$
    Correct
    Wrong
  • 3
    $$ {120 \ cm^{2}}$$
    Correct
    Wrong
  • 4
    $$ {160 \ cm^{2}}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "$$ {120 \ cm^{2}}$$"

  • Show AnswerHide Answer
  • Workspace

Answer : 3. "24"

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully