NECO Mathematics Past Questions & Answers - Page 13

Find the Iength of a diagonal of a square whose area is 288cm².

A flagpole is placed at the top of a tower. The angles of elevation of the bottom and top of the flagpole from a point on the ground 10m away are 40° and 50° respectively. Find the length of the flagpole.

Find the value of 2a - b if a + b = 8 and 4a - b = 22

What is the positive difference between the squares of 2.5 and 2.1 to 1 significant figures?

If A(I,2,3,...,10) ; B = (-5,-4,.....,-1) ; C = (-1, 0, 1, 2,....5) List all the elements in (B ∪ C) ∩ A