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Line 375: − + − + − + − + − ==== [[Circles Tangents Problems]] ==== − − ====Activity 1 Tangents==== Line 394:
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→Circles Tangents Problems
==== '''Construction of tangents''' ====
==== '''Construction of tangents''' ====
*[[Image:KOER%20Circles_html_50027288.png|link=https://karnatakaeducation.org.in/KOER/en/index.php/File:KOER_Circles_html_50027288.png]]
*[[Image:KOER%20Circles_html_50027288.png|link=]]
*<u>To draw a tangent to a circle from an external point </u> [[Image:KOER%20Circles_html_m520802ec.png|link=https://karnatakaeducation.org.in/KOER/en/index.php/File:KOER_Circles_html_m520802ec.png]]
*<u>To draw a tangent to a circle from an external point </u> [[Image:KOER%20Circles_html_m520802ec.png|link=]]
*<u>To draw direct common tangents to two given circles of equal radii, with centres ‘d’ units apart. </u> [[Image:KOER%20Circles_html_4b7743eb.png|link=https://karnatakaeducation.org.in/KOER/en/index.php/File:KOER_Circles_html_4b7743eb.png]]
*<u>To draw direct common tangents to two given circles of equal radii, with centres ‘d’ units apart. </u> [[Image:KOER%20Circles_html_4b7743eb.png|link=]]
*<u>To draw a direct common tangent to two circles of different radii. </u> [[Image:KOER%20Circles_html_3b9c6f9.png|link=https://karnatakaeducation.org.in/KOER/en/index.php/File:KOER_Circles_html_3b9c6f9.png]]To construct Transverse common tangents to two circles.
*<u>To draw a direct common tangent to two circles of different radii. </u> [[Image:KOER%20Circles_html_3b9c6f9.png|link=]]
To construct Transverse common tangents to two circles.
To construct Transverse common tangents to two circles.
[[Image:KOER%20Circles_html_m38f1dae5.png|link=]]
[[Image:KOER%20Circles_html_m38f1dae5.png|link=]]
====Learning Objectives====
====Learning Objectives====
Acquire knowledge about the
Acquire knowledge about the
====Pre-requisites/Instructions====
====Pre-requisites/Instructions====
Please refer to the document 22-Tangents [[:File:2.7 Circles - Tangent Activities.pdf]] and complete the exercises.
Please refer to the document 22-Tangents [[:File:2.7 Circles - Tangent Activities.pdf]] and complete the exercises.
[[Circles Tangents Problems]]
====== [[Construction of direct common tangent]] ======
====== [[Construction of direct common tangent]] ======
The direct common tangents to two circles meet on the line of centres and divide it externally in the ratio of the radii.
The direct common tangents to two circles meet on the line of centres and divide it externally in the ratio of the radii.