CBSE Class 8 Mathematics The Baudhayana Pythagoras Theorem MCQs Set A

Question. In the lotus problem, depth of lake was
(a) 3
(b) 4
(c) 5
(d) 1

Answer: B

Question. To make a square with double area, we must use the
(a) side
(b) diagonal
(c) corner
(d) center

Answer: B

Question. For a square with side 1 unit, the diagonal square area is
(a) 1
(b) 2
(c) 3
(d) 4

Answer: B

Question. The decimal for square root of 2 is
(a) terminating
(b) non-terminating
(c) ending at 4
(d) short

Answer: B

Question. If a = 12, then a squared is
(a) 24
(b) 144
(c) 122
(d) 100

Answer: B

Question. Another example of a triple given in book is
(a) (1, 2, 3)
(b) (5, 12, 13)
(c) (2, 2, 4)
(d) (10, 10, 20)

Answer: B

Question. Euclid's famous book is called
(a) Sulba-Sutra
(b) Elements
(c) Lilavati
(d) Ganita

Answer: B

Question. Pythagoras lived around the year
(a) 800 BCE
(b) 500 BCE
(c) 1994 CE
(d) 300 BCE

Answer: B

Question. (9, 12, 15) triple is
(a) primitive
(b) scaled
(c) smallest
(d) prime

Answer: B

Question. Fermat wrote his theorem in the
(a) notebook
(b) margin of a book
(c) school wall
(d) Sulba-Sutra

Answer: B

Question. Sum of first n odd numbers is
(a) n
(b) n squared
(c) 2n
(d) n + 1

Answer: B

Question. For sides 3 and 4, the hypotenuse is
(a) 7
(b) 5
(c) 1
(d) 12

Answer: B

Question. In prime factorization of a square number, primes occur
(a) 3 times
(b) odd times
(c) even times
(d) 5 times

Answer: C

Question. If we multiply (3, 4, 5) by 2, we get
(a) (5, 6, 7)
(b) (6, 8, 10)
(c) (3, 4, 5)
(d) (1, 1, 1)

Answer: B

Question. In Example 2, if c squared is 72, then a squared is
(a) 72
(b) 36
(c) 144
(d) 10

Answer: B

Question. Can square root of 2 be written as a fraction m/n?
(a) Yes
(b) No
(c) Sometimes
(d) only for big numbers

Answer: B

Question. Andrew Wiles proved Fermat's theorem in
(a) 1994
(b) 1963
(c) 1700
(d) 800

Answer: A

Question. If hypotenuse is c, then area of square on it is
(a) c + c
(b) c / 2
(c) c multiplied by c
(d) 2c

Answer: C

Question. Diagonal of a square produces a square of area
(a) half
(b) triple
(c) same
(d) double

Answer: D

Question. If sides are a, a and hypotenuse is c, then c is
(a) a + a
(b) a multiplied by square root of 2
(c) a squared
(d) a / 2

Answer: B