Circumference
and Area
and Area
What is the circumference of a circle if the radius = 7 yds?
43.96 or44 yards
What is 72 in standard form?
49
What is the area of a triangle with a base of 20 and a height of 6?
60 square units
6x - 9 < 27
Solve for x
x < 6
What is the probability of rolling an even number on a die?
50% (or 3 out of 6 rolls)
What is the circumference of a circle if the radius = 8.4 yds?
52.75 or 53 yards
What is 52 in standard form?
25
4x + 3 ≥ 15
Solve for x
x ≥ 3
2x - 4 ≤ 10
x ≤ 7
On a spinner with blue, yellow, green, and red sections, this percent represents the probability of spinning blue.
25% (1 out of 4)
What is the area of a circle if the Diameter = 14 in
153.86 or154 in2
What is 62 in standard form?
36
Predict the probablity of choosing a yellow marble on one draw if the bag contains 3 red, 4 green, 6 purple and 7 yellow marbles.
7/20 or 35%
4x + 12 ≤ -8
Solve for x
x ≤ -5
This percent represents the probability of not spinning orange on a spinner with yellow, green, orange, and red sections
75% (3 out of every 4 spins)
What is the circumference of a circle if the Diameter = 4 in?
12.56 or 13 in.
What is 22 in standard form?
4
Show us on your STAAR sheet where you can find the volume of pyramids and cones.
Remember, the big B means the area of the base shape.
-4x - 12 > -4
Solve for x
x < -2
This percent represents the probability of drawing a green marble from a bag with 9 green and 11 black marbles.
45% (9 out of a total of 20 draws)
What is the area of a circle if the diameter = 12 feet?
113.04 ft or 114 ft2
What is 102 in standard form?
100
Predict the probablity of choosing a blue marble on one draw if the bag contains 13 red, 4 green, 6 blue and 7 yellow marbles.
6/30 simplifies to 1/5, or 20%
2x−10 ≤ 16
Solve for x
x ≤ 13
This percent represents the probability of rolling a 7 on a standard die
What is 0% (there is no 7 on a standard die)