std 8 science ch 9 swadhyay , dhoran 8 vigyan ch 9 prani o ma prajanan swadhyay , ધોરણ 8 વિજ્ઞાન પાઠ 9 પ્રાણીઓમાં પ્રજનન સ્વાધ્યાય

At what time between 8 and 9 o'clock will the minute hand and the hour hand are perpendicular to each other ?

If A=[[1,-1,43,8,9]] then find the value of matrix X where X+A=O

At what iem between 8 and 9 o'clock will the minute hand and the hour hand coincide with each other?

At what iem between 8 and 9 o'clock will the minute hand and the hour hand ? make an angle of 60^(@) with each other

Some letters are given with numbers from 2 to 9. Select thesequence of numbers which arranges the letters Into a meaningful word. N A E X I M O T N A I 9 2 3 4 5 6 7 8 9 2 5

Find the area of the given pentagon ABCDE in which each one of BF, CH and EG is perpendicular to AD such that AF = 9 cm, AG = 13 cm, AH = 19 cm, AD = 24 cm, BF = 6 cm, CH = 8 cm and EG = 9 cm.