Math :( Flashcards
Give the simplest mathematical term common to the following numbers: 6, 28, 496, 8128
perfect numbers
Give the mathematical term for a number that is the sum of its positive divisors excluding itself.
perfect number
Give the simplest mathematical term common to the following numbers: 2, 3, 5, 7, 11, 13, 17, 19
prime numbers
Give the mathematical term for a number whose only factors are itself and one.
prime number
Give the probability that a state in the United States has a four letter name. Express your answer as a percentage
6% the fraction form would be 3/50 in case you are wondering…
What is the least common multiple of 4 and 15?
60
What is the least common multiple of 12 and 9?
36
What is the least common multiple of 3 and 5?
15
What is the least common multiple of 3 and 6?
6
What is the least common multiple of 4 and 6?
12
If you add an even number to an odd number, is the result even or odd?
odd
Classify the following angles as acute, obtuse, or right:
9 degrees, 87 degrees, 42 degrees, 60 degrees.
all acute
Give the term for an angle that measures less than ninety degrees.
acute
Give the name for the following geometric shapes: (A) a figure with 4 sides; (B) a figure with 5 sides; (C) a figure with 6 sides; (D) a figure with 9 sides.
(A) quadrilateral, (B) pentagon, (C) hexagon, (D) nonagon
Give the number of sides for the following geometric shapes: (A) quadrilateral, (B) pentagon, (C) hexagon, (D) nonagon
(A) 4, (B) 5, (C) 6, (D) 9