Grade X Maths Quiz

The fourth proportional to 3,5,12 is ______

• 20

• 15

• 60

• 36

• Consequent

• Antecedent

• Relation

• None of these

If a, b, c are in continued proportion then b is called __________ proportion between a and c.

• 1^st

• Mean

• 3^rd

• None of these

• {1, 2}

• {6}

• {1, 3}

• {1, 3, 6}

• 8

• 10

• 12

• 14

(AUB)^' = ____

If A is any square matrix such that A^t = -A, then A is said to be:

• Diagonal matrix

• Scaler matrix

• Symmetric matrix

• Skew Symmetric matrix

A matrix in which number of rows is not equal to number of columns is called ____________ matrix.

• Row

• Rectangular

• Square

• Diagonal

In a Right Angled Triangle, the greatest angle is________.

If a, b, c are sides of Right Angled Triangle, with c is the largest side, then ________