चतुर्भुजों कों समझना - L6 | आयत तथा वृत | Class 8 गणित (?????)| ??????? 3 | Kamal ??? | Doubtnut

Arrange the following words in a logical and meaningful order. निम्नलिखित शब्दों को एक तर्कपूर्ण तथा अर्थपूर्ण क्रम में व्यवस्थित करें | 1. Learn/ शिक्षा 2. College/ कॉलेज 3. Degree/ डिग्री 4. Admission/ नामांकन 5. Assessment/ मूल्यांकन 6. Class/ कक्षा

If L _(1) : 4x - 3y + 7=0 and L _(2) : 8x - 6y -1 =0 are two tangents to a circle C, length of whose diameters is d, then d is equal to

Railway fares of 1st, 2nd and 3rd class between two stations were in the ratio of 8 6 : 3. The fares of 1st and 2nd class were subsequently reduced by 1/6a n d1/(12) respectively. If during a year the ratio 12 between the passengers of 1st, 2nd and 3rd classes was 9 :12 : 26 and the total amount collected by the sale of tickets was Rs, 1088, then find the collection from the passengers of 1st class. R s .260 b. R s .280 c. R s .300 d. R s .320

H @ F ! 3U 6 % G I T * P L 8 $ ^ 9 S 2 7 & A M K + J © D 4 # 5 & E What should come in place of the question mark(?) in the following series based on the above arrangement F3U %IT L$ ^ ?

The length, breadth and height of a cuboid is 15 cm, 12 cm and 11 cm respectively. Length is reduced by 6 2/3% and breadth is increased by 8 1/3% while the height remains the same. What is the change in the total area of four side faces of the cuboid ? ( considering the rectangle formed by the length and breadth as base) किसी घनाभ की लम्बाई, चौड़ाई और ऊंचाई क्रमशः 15 cm, 12 cm तथा 11 cm है | लम्बाई को 6 2/3% घटा दिया जाता है और चौड़ाई 8 1/3% को बढ़ा दिया जाता है जबकि ऊंचाई को अपरिवर्तित रखा जाता है | घनाभ के (लम्बाई और चौड़ाई से बने आयत को आधार मानते हुए) चार पार्श्व-फलकों के कुल क्षेत्रफल में कितना परिवर्तन है?

uarr 9 B Q = $ 2 5 R J delta L 3 @ Y M E 6 8 * div D F 4 beta H 7 © In the above arrangement, 2 R J L : B = $ 5 and Y E 6 * : delta 3 @ M in the same way as ? : 8 div D 4

In a class room the ratio of number of girls to that of boys is 3:4 . The average height of students in the class is 4.6feet. If the average height of the boys in the class is 4.8 feet, then what is the average height of the girls in the class?