Variables
Can you add x and y together?
No. They are not like terms.
What is the area of square that is 6 inches wide?
A = L X W
36 square inches
What is the circumference of a circle whose radius is 15 inches?
2πr
94.2 inches
What is the definition of a prime number?
A number that whose only factors are itself and 1.
What do you call an angle that is less than 90 degrees?
acute
What is 2x + 3x?
5x
What is the area of a rectangle that is 12 inches high and 8 inches wide?
A = L X W
96 square inches
What is the circumference of a circle whose radius is 32 inches?
2πr
200.96 inches
Is 7 prime or composite?
Prime
What do you call an angle that is between 90 degrees and 179 degrees?
obtuse
What is x times y?
xy
What is the area of a rectangle that is 17 inches high and 13 inches wide?
A = L X W
221 square inches
What is the circumference of a circle whose diameter is 6 inches?
2πr
18.84 inches
If you multiply two prime numbers together, are you guaranteed to get another prime number?
No. You will most likely get a composite number unless you're multiplying 1 times itself.
What do you call an angle that is 180 degrees?
straight line
What is x + 3x?
4x. x has a 1 in front of it.
What is the area of a triangle whose base is 9 cm and whose height is 13 cm?
A = (b*h)/2
58.5 square cm
What is the circumference of a circle whose radius is 17 inches?
106.76 inches
Name one set of factors for 100 that isn't itself and 1.
Possible answers:2 and 50, 4 and 25, 5 and 20, 10 and 10.
What is the measurement of a right angle?
90 degrees
Can you add 3xy + y?
No. Since the first number has a y in there, they are no longer like terms.
What is the area of a circle whose radius is 7 inches?
A = πr^2
153.86 square inches
What is the circumference of a circle whose diameter is 18 inches?
56.52 inches
Hint: It's a very small number.
2
Describe the internal angle of a triangle?
Possible answers:
They add up to 180.
They are inside a triangle.