hamburger menu
All Coursesall course arrow
adda247
reward-icon
adda247
    Home
    arrow
    Quantitative Aptitude
    arrow
    Geometry
    arrow
    If sums of the radii and distance between the centres of two circles are equal then:
    Question

    If sums of the radii and distance between the centres of two circles are equal then:

    A.

    the circles are concentric

    B.

    the circles touch externally

    C.

    the circles touch internally

    D.

    the circles intersect each other

    Correct option is B

    Solution:

    When the sum of the radii of two circles is equal to the distance between their centers, the two circles touch each other externally.

    Free Tests

    Free
    Must Attempt

    SSC GD PYP (Held on 4 Feb 2025 S1)

    languageIcon English
    • pdpQsnIcon80 Questions
    • pdpsheetsIcon160 Marks
    • timerIcon60 Mins
    languageIcon English
    Free
    Must Attempt

    Hindi Section Test 1

    languageIcon English
    • pdpQsnIcon20 Questions
    • pdpsheetsIcon40 Marks
    • timerIcon12 Mins
    languageIcon English
    Free
    Must Attempt

    SSC GD Constable Full Mock Test 1

    languageIcon English
    • pdpQsnIcon80 Questions
    • pdpsheetsIcon160 Marks
    • timerIcon60 Mins
    languageIcon English
    test-prime-package

    Access ‘SSC CHSL Tier II’ Mock Tests with

    • 60000+ Mocks and Previous Year Papers
    • Unlimited Re-Attempts
    • Personalised Report Card
    • 500% Refund on Final Selection
    • Largest Community
    BUY NOW
    students-icon
    368k+ students have already unlocked exclusive benefits with Test Prime!

    Suggested Test Series

    MP Forest Guard & Jail Prahari Mock Test
    MP Forest Guard & Jail Prahari Mock Test
    56 Tests
    button-right
    SSC GD Constable 2026 Mock Test
    SSC GD Constable 2026 Mock Test
    868 Tests + 3 Free Tests
    button-right
    SSC CGL (Tier 1 + Tier 2) 2026 Mock Test
    SSC CGL (Tier 1 + Tier 2) 2026 Mock Test
    1063 Tests + 3 Free Tests
    button-right
    SSC CHSL (Tier 1 + Tier 2) 2026 Mock Test
    SSC CHSL (Tier 1 + Tier 2) 2026 Mock Test
    1055 Tests + 1 Free Tests
    button-right
    SSC CHSL 2025-26 Mock Test
    SSC CHSL 2025-26 Mock Test
    1277 Tests + 2 Free Tests
    button-right
    test-prime-package

    Access ‘SSC CHSL Tier II’ Mock Tests with

    • 60000+ Mocks and Previous Year Papers
    • Unlimited Re-Attempts
    • Personalised Report Card
    • 500% Refund on Final Selection
    • Largest Community
    BUY NOW
    students-icon
    368k+ students have already unlocked exclusive benefits with Test Prime!

    Suggested Test Series

    MP Forest Guard & Jail Prahari Mock Test
    MP Forest Guard & Jail Prahari Mock Test
    56 Tests
    button-right
    SSC GD Constable 2026 Mock Test
    SSC GD Constable 2026 Mock Test
    868 Tests + 3 Free Tests
    button-right
    SSC CGL (Tier 1 + Tier 2) 2026 Mock Test
    SSC CGL (Tier 1 + Tier 2) 2026 Mock Test
    1063 Tests + 3 Free Tests
    button-right
    SSC CHSL (Tier 1 + Tier 2) 2026 Mock Test
    SSC CHSL (Tier 1 + Tier 2) 2026 Mock Test
    1055 Tests + 1 Free Tests
    button-right
    SSC CHSL 2025-26 Mock Test
    SSC CHSL 2025-26 Mock Test
    1277 Tests + 2 Free Tests
    button-right
    Our Plans
    Monthsup-arrow
    BUY NOW