ex 1.3 Q.5 a part third is equal to samaj mein nahi a raha
Question
Determine if the following vectors are orthogonal, parallel, or neither. a) a = -3, 9, 6 , b = 4, -12, -8
A grassy lawn is in the shape of trapezium whose parallel sides are 25 m and 10 m. It's non parallel sides are 14 m and 13 m applying herons formula find the area of the lawn