math questions and answers

Question 1: What is the value of π (pi) approximately?
Answer: 3.14 or 3.14159

Question 2: What is the square root of 16?
Answer: 4

Question 3: What is the value of 5²?
Answer: 25

Question 4: What is the formula to find the area of a rectangle?
Answer: Length × Width

Question 5: If a triangle has two sides of lengths 3 cm and 4 cm, what is the length of the third side (hypotenuse) if it is a right-angled triangle?
Answer: 5 cm (according to the Pythagorean theorem)

Question 6: What is the formula to find the circumference of a circle?
Answer: 2πr or πd

Question 7: What is the value of 7! (7 factorial)?
Answer: 5040 (7! = 7 × 6 × 5 × 4 × 3 × 2 × 1)

Question 8: What is the formula to find the volume of a sphere?
Answer: (4/3)πr³ (where r is the radius)

Question 9: What is the value of 10% of 200?
Answer: 20

Question 10: What is the formula to find the slope of a straight line?
Answer: (y2 – y1)/(x2 – x1)

Question 1: What is the value of √81?
Answer: 9

Question 2: What is the formula to find the area of a triangle?
Answer: (1/2) × base × height

Question 3: If a square has a side length of 6 cm, what is its area?
Answer: 36 square cm

Question 4: What is the value of 3³ (3 cubed)?
Answer: 27

Question 5: What is the formula to find the volume of a cylinder?
Answer: πr²h

Question 6: If a circle has a radius of 5 cm, what is its circumference?
Answer: 10π cm or approximately 31.42 cm

Question 7: What is the value of 4! (4 factorial)?
Answer: 24

Question 8: What is the formula to find the area of a trapezium?
Answer: (1/2) × (sum of parallel sides) × height

Question 9: If the sum of two angles is 90 degrees and one angle measures 40 degrees, what is the measure of the other angle?
Answer: 50 degrees (90 – 40 = 50)

Question 10: What is the formula to find the perimeter of a rectangle?
Answer: 2 × (length + width)

Question 1: What is the value of 2² × 2³?
Answer: 32 (2² = 4, 2³ = 8, 4 × 8 = 32)

Question 2: What is the formula to find the area of a circle?
Answer: πr² (where r is the radius)

Question 3: If a rectangle has a length of 10 cm and a width of 6 cm, what is its perimeter?
Answer: 32 cm (2 × (length + width) = 2 × (10 + 6) = 32)

Question 4: What is the value of √64?
Answer: 8

Question 5: What is the formula to find the volume of a rectangular prism?
Answer: Length × Width × Height

Question 6: If a triangle has sides of lengths 5 cm, 7 cm, and 9 cm, is it a right-angled triangle?
Answer: No, it is not a right-angled triangle.

Question 7: What is the value of 8! (8 factorial)?
Answer: 40,320 (8! = 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1 = 40,320)

Question 8: What is the formula to find the circumference of a sphere?
Answer: 4πr³ (where r is the radius)

Question 9: If the sum of two angles is 180 degrees and one angle measures 70 degrees, what is the measure of the other angle?
Answer: 110 degrees (180 – 70 = 110)

Question 10: What is the formula to find the area of a parallelogram?
Answer: Base × Height

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math questions and answers

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