Prime Numbers
What is a prime number?
A number that only has 2 divisors (1 and itself)
What is the circumference?
The circumference is the distance around a circle
What is the formula for the area of a square?
l x w
Find the next term in the sequence
1, 3, 5, 7, ...
9
13, 13, 13, 13, 14, 14, 16, 18, 21
Find the median
14
Is 7 a prime number?
Yes
The radius of a square is 3 cm. What is the area?
28.26 cm2
What is the formula for the area of a triangle?
b x h / 2
Find the next term in the sequence
20, 25, 30, 35, ...
40
13, 18, 13, 14, 13, 16, 14, 21, 13
Find the mean
15
Is 21 a prime number?
No
The diameter of a wheel on harry's bicycle is 11 cm. Calculate the circumference.
34.54 cm
Find the area of a square of side 5.5 cm.
30.25 cm2
Find the next term in the sequence
1, 2, 4, 8, 16, ...
32
1, 2, 4, 7, 2 ,9 ,3 ,5.
Find the median and the mode
Median: 3.5
Mode: 2
Is 101 a prime number?
Yes
The diameter of a circle is 9 cm. Calculate the area.
63.585 cm2
Find the area of a square of side 11 m.
121m2
Find the 9th term in the sequence
1, 4, 7, 10, 13, ...
25
8, 12, 13, 10, 11, 10, 11, 11, 9, 10
Find mean and range
Mean: 10.5
Range:5
Mention 2 prime numbers between 100 and 200
101,103,107,109,113,127,131,137,139,149,151,157, 163,167,173,179,181,191,193,197,199
The diameter of a circle is 8 cm. Calculate the area and circumference.
Area: 50.24 cm2
Circumference: 25.12 cm
Amy needs to order a shade for a triangular-shaped window that has a base of 8.9 feet and a height of 2.4 feet. What is the area of the shade?
10.68 ft2
Find the 15th term in the sequence
1, 3, 6, 10, 15, ...
120
A student has gotten the following grades on his tests: 87, 95, 76, and 88. He wants an 85 or better overall. What is the minimum grade he must get on the last test in order to achieve that average?
79