what is 1-2
Question
find the area of triangle whose vertices are (1,2,3 ) ,(2,5,_1),(_1,1,2)
Find hcf and lcm of 36and and 240 and verify hcf *lcm =products of numbers
Find hcf and lcm of 36and and 240 and verify hcf *lcm =products of numbers
The mean of the following distribution is 62.8 find the value of x
Class lntervals. Frequency
0-20 5
20-40 8
40-60 x
60-80 12
80-100. 7
100-120. 8
Class lntervals. Frequency
0-20 5
20-40 8
40-60 x
60-80 12
80-100. 7
100-120. 8