অনুশীলনী 6.1
1. চিত্ৰ 6.13 ত AB আৰু CD ৰেখাই O বিন্দুত কটাকটি কৰিছে । যদি
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiSLHrSpI1s62bulvTpPtM7nHEfLSbCII1EMKfBD4b3Cisoznk_ZjjcxG1MZ4yo3AWVLq38m8xtzJUyyp7C1X0-bOgcVt5kEoDAIqiFL_ONIZDwgF8IAWD2Lv_TyqHbbs443EvFM6YDStuzcqV0_BrZxcGI__nU0hLkF3ycMVe1Kj61zFC0X0qE8-56/w384-h60/Screenshot%202022-05-23%20153256.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjSCn16yWSEcn8rva9nXEz68JFvirPlPvFaiAXrA_tHi9rBco5wVANXNmt5CJxwZLqNlUKZodauFdX0TT8heIAk0WzD8UqTvxcQ7gATD1WhHxvSIH2Dq1rR_Ys7cRBw_kE04mkwmXWxQpahoSRBvykmrcBAMZc62dzYGBg7g760x1uW2CCsB-2egS4U/w255-h174/Screenshot%202022-05-23%20154315.png)
Solution:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi274hMUBoJfSPqGN24HlxTvBxD4Sv6bwm8Jhf-JY3VY2uWWRuYWBtUJFgWbQj-Hi05Q_lE4HQuMNDVQVyaU-ApfCz-dr00YsaRFAGUqWCKDcGOR0ti_2hngMNQ6siqEVyqTxWJ2zWAmRCXzQJYjqljT-69dVkDQmIYAreQLgojGt8Rh-zqHXLQVG7b/w344-h408/2.jpg)
2. চিত্ৰ 6.14 ত, XY আৰু MN ৰেখাই O বিন্দুত কটাকটি কৰিছে । যদি
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhsoXHbj0G7gNL7Md0-7MNfFN_Mc3x6kc8B2Cfgye8HPjtyJn_dlG6IRJ40_rJny2nZJaRgjerW34SNTq6v6Nmc_EPson1T9U05bHZDygHs9FEzXeGW0v3Vi0HXyt2V-NyvXou-LQI-xeQ3tnb_HMm6mDfiVCYM9mulQLAUuha8cqym4iJIn1RjQ3KR/w336-h27/Screenshot%202022-05-23%20155416.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg_E_4F7wPNcweXaoz2VG_uM0sRiHGIDt6ChEaWP13iDKxNj7RsiGptIdpE1A3MR8m8H_Xqux4BLqEx8fmLemFLSaS007nBkgInjajexAPBAg8DJP9CyIIoA9a6m0UmCFtM4AdzGMNZNzJqjsf5y3nwyUklpGPdSeOVk3PlHZmNvlfzK8_vwtXbQho7/w221-h190/Screenshot%202022-05-23%20162940.png)
Solution:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEioOAxfjDO9rUOQZZmd7CSB6wMuEOoKacM9HBadpBmFmSgJmyfETO3QQpZh_9syFC8qbMErxIItLjowx9Zzx_kuNKjaWCgVBJIvY6I3VInEHoMxwC1silrKOs6NQnzMcEhVM_kfTJ44LWplTteq03-SUetzddUjifKAvJuxaFBCOu8eEwNRN2n27awc/w371-h476/1.jpg)
3. চিত্ৰ 6.15ত,
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiXEBujEkgoQ7wmMwAlAvzoGrvsCKuvEJiKKD_3KfK0wXVNUE_6I6XnPOWFsJUm6f4j6VrCrRb7sTv5uDeqSMza7asqs2CTxbQngLFdQoVxLpmUj3A25Ouy-fcU4LPege1s49npoDHVVCIazQ9MoFjtX3ST0PDTOjNqawI-DtKVkO5JYIpr2rRrVo9u/w315-h62/Screenshot%202022-05-23%20163600.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiW1AoXrv8LImMlH1MLy3vw1fsbd-_CqPEHokhHB2-7zfKs3tD7WcAaC0YFzDQco_0WZOUuxOZf9wAzKISKu__aX93G1YNGIYT_3xstvX75oD1eTh17QAy0Gg0Fm4jd5tHTaCUsws5pg3s-ZOp8B4mzfVC2Xj5zVyad2IFpJbN8vgSEtdggOQqEEjaK/w284-h193/Screenshot%202022-05-23%20163736.png)
Solution:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiOv-8CUPTg2BGjy2tKqLXlTbiP55E8YK_cThXPuhCdcQqQTU0O-FMhQNDhhUm0F-IHPCCJjQHYYzLCGyRQ92-Gtif_nyxbeRjtGhEUf0UdXN8yacuSs6KDmiiqW18Z6mabXQassrANszZ0FpSm4gEeKa50jk7Flq0-N6MrRhgwufK75GHTVjNdJTsw/w419-h300/3.jpg)
4. চিত্ৰ 6.16ত, যদি x + y + = w + z, তেন্তে প্ৰমাণ কৰা যে AOB এডাল ৰেখা ।
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjWPUolZphy_VY2MiCE6uzXN_2Jm8jReDPOc9BQdsdT7TJ04C9O6B-I5f5X_rldxPHQMifv1ag3QoWvOeNZVN_Wm2gP4sqZsFHyjxHYsix2uF3PkbyJ5ryT4NutSHoD8WkwIBd9ljAQdpcF7qCOWvxXs2FRq95C2paA-Zi_lN8OaYuGY1fFsFiuISu1/w206-h226/Screenshot%202022-05-23%20165831.png)
Solution:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgekR8aQQqWLovLpRR31gwBJ-VQTfB9NmUuqvZWooOZ5G6mR-0IpOjI_rF8zPEGUNiHF0sfvxhXqvrhOt7sIf__sEY_-ccf3Jflfug7m8gWYAiKHqheCkbkpx58wf-MAyonV22HvPhQszIQ6m1VqVQ3pZbdBkBkHn2wleXayQ2fUDvOFXuGYb81Q1Ey/w445-h359/4.jpg)
5. চিত্ৰ 6.17ত, POQ এডাল ৰেখা । OR ৰশ্মি PQ ৰেখাৰ ওপৰত লম্ব । OP আৰু OR ৰশ্মিৰ মাজত থকা আন এডাল ৰশ্মি হ’ল OS । প্ৰমাণ কৰা যে
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgWk5z85oCroHw0dertYsVrbpzaLexUqr2ylUF4Kmr31gjxH37nm6KZIHd3YVq2wiDcLZ6JLtZFgvCMqw9-ePGNRfUDJXoNJBVRjm0MUhZQCW4B3d3lJ9DtH1_p-F-ebSg3tLRl07UWiwjCxR_YOBc_DWIRAPT7bswQpCfge4s816HXZ7AlWvD3MlXQ/w255-h202/Screenshot%202022-05-25%20152747.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg4wXxHbyRkPgtwtm1VmBWCPPAQubBQI9cqxqoG2Av756LkAYpHarE-DU_RzHajKXQgH-y43JR1eszyHJMffmCz2w9v1OGuT26W_MwqagAy1PDWyxgor_uwJzvov2AwT_BDuelXYm_zVU1vcZNjRKUNH-EwHUwDnicE_d8E3P9MjsMrdpbgcSGe7HF1/w357-h426/5.jpg)
6. দিয়া আছে যে
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhdcTwL23yGBLa7neVIgHml6JARkgI95SrUUiMh5GaBfKuCXTZ_yQwYWkvgRiIAU6SygHbSklqND6lKyULo-_QBezfVdjaasmf_XQVpKrQbPDzrBAkz4lXMsJJZCnmdJh2zlRs3nAq0nyg8UG-JX-5bJlHx60SCTwaPic70d6gwN6PXUePPG1btQ9vS/w478-h84/Screenshot%202022-05-25%20153923.png)
Solution:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiQ9IoBUGyXSUOKjpDVi7mEmuly7Yzzx3Sr-kyrUqriAyhOHnexfgeeZmksdTZNybnkAUTq_Qh3y4ymEyxHLMHmteGM4J4BhDiHH7wYmcXP43e09SJA5uqdV3ay4dnr8lVAL3rZgTvyiuRUxKPYFEHYOKKUD7TbxupjujmEZ5Pr49LeyK8wIbAzNRq3/w303-h459/6.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj3XtBBPiPRQ5ZgsZhB09k09kHOpxBps99dBL-baUMWv_kg74qiRG8LuEy231_POgQaY05emIjzZsixZm87K2FsBnYRfla9Brb0QutLErWrleYBWCDzCLE5t-bb2tqn_rfA3sXlU7xm7A_TmwNbfiKgCCFoQbA4VhqvrKwjuc8b50W78J8KrVRy_tSu/w212-h227/6.2.jpg)