ixambee.com
New RBI Grade B 2025 Notification will come Soon! Enroll Here

    • My Home
      • Dashboard
      • My Account
      • My Courses
      • My Performance
      • Packages
      • Logout
    • youtube Free Videos
      Youtube VideosLive Classes RBI Grade BLive Classes SEBI Grade ALive Classes IBPS PO & RRB
    • Previous Year Paper
    • Exams
    • Online Course
    • Free Mock Test
    • General Awareness
    • Daily Practice
    • All Courses
    • Private Jobs New
    • Testimonials
    ixambee mentorbee
    1. Home
    2. Questions
    3. Quantitative Aptitude
    4. Geometry
    5. The length of the each side of an equilateral triangle is 21√3. The area of incircle, (cm 2 ) is

    Question

    The length of the each side of an equilateral triangle

    is 21√3. The area of incircle, (cm 2 ) is
    A 154 cm² Correct Answer Incorrect Answer
    B 38.5 cm² Correct Answer Incorrect Answer
    C 1936 cm² Correct Answer Incorrect Answer
    D 346.5 cm² Correct Answer Incorrect Answer

    Solution

    Area of incircle of a ∆ = πr 2   =π(a/(2√3)) 2 = π((21√3)/(2√3)) 2     =π × (10.5)2   =(22/7) × 10.5 × 10.5  = 346.5 cm2

    Practice Next
      More Geometry Questions
    • National Skill Development Mission was launched by the Prime Minister of India in:

    •  __________ became the first State to reserve jobs for transgender persons in July 2021.

    • The Anna Chakra initiative, a collaboration between India and the World Food Programme (WFP), focuses primarily on:

    • __________is the largest Bauxite producing state of India.

    • India’s foreign exchange reserves are sufficient to cover how many months of projected imports according to an RBI report?

    • When an object thrown straight upwards gets to the top of its path, its

    • What is the class of the 4th Submarine INS Vela ?

    • What commonly causes nutrient deficiencies in soils subjected to continuous cropping?

    • According to which article of the Indian Constitution is the procedure for amendment of the constitution laid down?

    • Which of the following brings out the 'Consumer Price Index Number for Industrial Workers'?

    Relevant for Exams:

    • Railway Group D Recruitment

    Please Register/Login to Download Question

    I Pledged to:

    Please Enter Details

    call-back
    Please enter Name We'll never share your email with anyone else.
    Please enter Correct Mobile Number We'll never share your email with anyone else.

    Thank You

    +91-9205524028 Available Mon-Sat (10 AM to 7 PM)

    [email protected]

    © ATOZLEARN EDUTECH PRIVATE LIMITED All rights reserved.

    Update Address

    Please enter complete address
    Please enter pincode
    Please enter State
    Please enter City

    Download the app

    ×
    QR Code
    Get Started with ixamBee

    Start learning 50% faster. Sign in now

    Please enter Mobile Number or Email Please enter valid Mobile Number or Email
    Please enter Mobile Number Please enter valid Mobile Number
    Email id already Exists Please Enter valid Email Address
    Please enter Mobile Number or Email Please enter valid Mobile Number or Email
    Mobile Number id already Exists Please Enter valid Mobile Number
    Please enter valid OTP Mail sent on your email