CBSE Class 8 Mathematics The Baudhayana Pythagoras Theorem MCQs Set I

Question. If we multiply (3, 4, 5) by 10, the new triple is
(a) (13, 14, 15)
(b) (30, 40, 50)
(c) (3, 4, 50)
(d) (0, 0, 0)

Answer: B

Question. Sum of the first 4 odd numbers (1+3+5+7) is
(a) 10
(b) 16
(c) 4
(d) 7

Answer: B

Question. Fermat's Last Theorem says x to power n plus y to power n is z to power n has no solution if n is
(a) equal to 2
(b) greater than 2
(c) less than 2
(d) equal to 1

Answer: B

Question. In the lotus problem, how much was the lotus stem peeping out of water?
(a) 3 units
(b) 1 unit
(c) 4 units
(d) 5 units

Answer: B

Question. Triple (6, 8, 10) is a scaled version of
(a) (1, 2, 3)
(b) (3, 4, 5)
(c) (5, 12, 13)
(d) (8, 15, 17)

Answer: B

Question. The Baudhāyana-Pythagoras theorem is about
(a) circles
(b) right-angled triangles
(c) dots only
(d) colors

Answer: B

Question. In the triangle used to combine squares, the new square's side will be the.
(a) base
(b) height
(c) hypotenuse
(d) perimeter

Answer: C

Question. In the lotus problem, x squared plus 3 squared equals
(a) x squared
(b) (x + 1) squared
(c) 9
(d) 25

Answer: B

Question. Fermat was a mathematician who lived in the
(a) 21st century
(b) 17th century
(c) 800 BCE
(d) 300 BCE

Answer: B

Question. In a right triangle, 5 squared plus 12 squared is equal to
(a) 169
(b) 25
(c) 144
(d) 100

Answer: A

Question. Andrew Wiles was how old when he decided to prove the theorem?.
(a) 10 years old
(b) 25 years old
(c) 50 years old
(d) 5 years old

Answer: A

Question. The triple (12, 35, 37) is called a
(a) primitive triple
(b) scaled triple
(c) wrong triple
(d) circle triple

Answer: A

Question. Why did Fermat not write his proof?
(a) He forgot it
(b) The margin was too small
(c) He had no pen
(d) It was a secret

Answer: B

Question. The final depth of the lake in the lotus problem was
(a) 3 units
(b) 4 units
(c) 5 units
(d) 1 unit

Answer: B

Question. The diagonal of the rectangular portion in Baudhāyana's construction is the.
(a) area
(b) side of the new square
(c) height of the lake
(d) total perimeter

Answer: B

Question. Fermat's equation x to power n plus y to power n is z to power n has no solution for n equal to
(a) 1
(b) 2
(c) 3
(d) zero

Answer: C

Question. In a rhombus, the diagonals are 24 and 70. The side length is
(a) 37
(b) 50
(c) 24
(d) 70

Answer: A

Question. Fermat wrote that he found a proof in the
(a) margin of a book
(b) school board
(c) lake
(d) sky

Answer: A

Question. The nth odd number is found by the formula
(a) n + 1
(b) 2n - 1
(c) n squared
(d) 2n

Answer: B

Question. Is (300, 400, 500) a Baudhāyana triple?
(a) No
(b) Yes
(c) only for squares
(d) sometimes

Answer: B