maths methods Flashcards
(19 cards)
Fill in the blank: The perimeter of a rectangle is calculated by adding together the lengths of all ___ of the rectangle.
sides
What is the area of a square with a side length of 4 cm?
16 cm²
What is 15% of 200?
30
Fill in the blank: The median is the middle number when the numbers are arranged in ___ order.
ascending
If a triangle has angles measuring 90° and 45°, what is the measure of the third angle?
45°
Which is the largest prime number less than 20?
19
What is the formula for finding the area of a rectangle?
Length x Width
True or False: 0 is considered an even number.
True
What is 3²?
9
What do you call a polygon with five sides?
Pentagon
What is the value of the expression 5 + 2 x 3?
11
Fill in the blank: A number is divisible by 3 if the sum of its digits is ___ by 3.
divisible
What is the least common multiple (LCM) of 4 and 5?
20
If you roll a standard six-sided die, what is the probability of rolling a 4?
1/6
What is the difference between 20 and 9?
11
What do we call a number that is not prime?
Composite number
What is the value of 12 ÷ 3 + 4?
8
True or False: All squares are rectangles.
True
What is the mode of the data set: 2, 3, 4, 4, 5?
4