Properties of quadrilateral .
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Question
class 9 maths chapter 6 theorem of the sum of angles triangl is 180
Maths
Sept. 24, 2019, 9:40 p.m.
Answer
The some of 1st three terms of ap an 33 if first product of the 1st term &3rd term exides the 2nd term by 29 then find ap
The median of the following distribution is 52.5.find the value of x and y if the total frequency is 100.
Class.0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 80-90 90-100
Frequency.2 5 x 12 17 20 y 9 7 4
Class.0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 80-90 90-100
Frequency.2 5 x 12 17 20 y 9 7 4