Is every square similar to every Rectangle ? Why ?

If every square similar to every Rectangle ? Why ?

Every surd is an irrational, but every irrational need not be a surd. Justify your answer.

Find the number of rectangles excluding squares from a rectangle of size 9 × 6.

If A is a diagonal matrix of order 3xx3 is commutative with every square matrix of order 3xx3 under multiplication and trace (A)=12, then find |A|

The number of rectangles excluding squares from a rectangle of size 11xx8 is 48lamda , then the value of lamda is

Why herbivores are considered similar to predators in the ecological context? Explain.

A current which varies periodically with time and reverse its direction every half a cycle is called … current.

In a class test containing 10 question, 5 marks are awarded for every correct answer and (-2) marks are awarded for every incorrect answer and 0 for questins not attempted.:- Mohan gets four correct and six incrorrect answers. What his has score.

In a class test containing 10 question, 5 marks are awarded for every correct answer and (-2) marks are awarded for every incorrect answer and 0 for questins not attempted.:- Heena gets two correct and five incorrect answer out of seven questions she attempts. What is her score?