Geometry
Find the circumference of a circle with radius of 7 cm
what is 43.96
What is the probability of rolling a 4 on a 6 sided die?
What is 1/6
Simplify: 3x+5x
What is 8x
Write the ratio of 6 to 15 in simplest form
What is 2/5
Which is larger: −3 or −7
NO CALCULATOR
What is -3 is larger
A triangle has angles of 35° and 65°. Find the measure of the third angle.
What is 80
If you flip a fair coin twice, list all possible outcomes
What is HH,HT,TH,TT
Evaluate the expression 2a2 when a=3
What is 18
If 3 notebooks cost $9, how much do 7 notebooks cost at the same unit price?
What is $21
Convert the fraction 3/4 to a decimal. (NO CALCULATOR)
What is 0.75
A cube has edge length of 4cm. What is its volume?
What is 64
You roll two fair six-sided dice. What is the probability the sum is 7?
What is
Favorable pairs: (1,6),(2,5),(3,4),(4,3),(5,2),(6,1) → 6/36 =1/6
Solve for x: 5x−7=18
What is X=5
A map scale shows 1 inch : 12 miles. How many miles does 3.5 inches represent?
What is 42 miles
Compute: -5 + 9. (NO CALCULATOR)
What is 4
A rectangle prism has the length of 8cm, width 3cm, and height 5cm. What is the surface area?
What is 158 cm2
You flip a fair coin 100 times and get 58 heads. What is the experimental probability of heads from this trial? How does it compare to the theoretical probability?
What is
Experimental probability =
58/100
0.5810058
0.58
Theoretical = 0.5.
Simplify: 3x + 2(x - 4) - 4x
What is X - 8
Solve for x in the proportion: 4/5 = x/25
What is X = 20
Divide and write as a decimal 7/8 (NO CALCULATOR)
What is .875
A circle’s area 49π square units. What is the diameter?
what is D=14
Use a tree diagram or list to find the probability of getting exactly two heads when flipping three fair coins.
What is
Exactly two heads outcomes: HHT, HTH, THH → 3/8.
Solve the equation 2/3x=8
What is X=12
A recipe that serves 4 needs 2 cups flour. How much flour is needed per person? Then how much for 10 people?
What is
Per person: 0.5 cups
For 10 people: 5 cups
A number line shows point A at -2.5 and point B at 1.75. What is the distance between A and B?
NO CALCULATOR
Distance = 1.75−(−2.5)= 1.75 + 2.5 = 4.25.