The area of a square is 144 sq cm. Find the length of its...
The area of a square is 144 sq cm. Find the length of its diagonal
11√3cm
12cm
12√2cm
13cm
Correct answer is C
BD = √x2+x2
= √122+122
= √144+144
= 2(144)
= 12√2cm
The angle of a sector of a circle is 108°. If the radius of the circle is 31/2cm, find the perim...
The ages of students in a small primary school were recorded in the table below. Age&nb...
The eleventh term of an AP, is 25 and its first term is -3. Find its common difference. ...
The graph given is for the relation y = 2x2 + x - 1. Find the minimum value of y...
Approximate 0.0033780 to 3 significant figures ...
The identity element with respect to the multiplication shown in the diagram below is \(\begin{...
How many sides has a polygon if the sum of its interior angle is 1440o?...
Find, correct to two decimal places, the mean of 9, 13, 16, 17, 19, 23, 24. ...