Unit 3 Lessons 1-4 Practice Problems
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Item 24
POSSIBLE POINTS: 21.33
Based on the given measurement in each situation below, estimate the other two measurements for the circle. Use 3.14 as an approximation for pi and round your answer to the nearest whole number.

Remember: Circumference= diameter × π OR Circumference= 2×radius× π

Type your answers in the boxes below.

1. The length of the minute hand on the clock is 5 inches.

Diameter:
inches Circumference:
inches

2. The distance across a sink drain is 3.8 cm.

Radius:
cm Circumference:
cm

3. The tires on a mining truck are 14 feet tall.

Radius:
feet Circumference:
feet

4. The fence around a circular pool is 75 feet long.

Diameter:
feet Radius:
feet

5. The distance from the tip of a slice of pizza to the crust is 7 inches.

Diameter:
inches Circumference:
inches

6. Breaking a cookie in half creates a straight side 10 cm long.

Radius:
cm Circumference:
cm

7. The length of the metal rim around a glass lens is 190 mm.

Diameter:
mm Radius:
mm

8. From the center to the edge of a DVD measures 60 mm.

Diameter:
mm Circumference:
mm

The figure below shows similar triangles, which of the following is TRUE about the length of side x?

All of the following expressions are equivalent except _____. 1.x - 7 2. 7 + (- x) 3. - x + 7 4. 7 - x

For the following equations, draw a picture of the tiles on an Equation Mat. Then use “legal” moves to simplify and solve for the variable.


a. -2+x = -x+2


b. 2+3x = x+7

Worksheett questionn

Stan The Boyz
Stream Stealer

haha, look at this! I got them all after I answered questions correctly.

During a field trip, 60 students are put into equal-sized groups. Use 60 ÷ 5 = 12 to answer this question. If 5 represents the number of groups, what does 12 represent?

The LQMS AVID class is making spirit buttons. They make 490 spirit buttons in 3 1/2 hours. Find the number of spirit buttons the LQMS AVID class makes per hour.

A. 60 spirit buttons per hour
B. 100 spirit buttons per hour
C. 120 spirit buttons per hour
D. 140 spirit buttons per hour

Help please I will give The Brainliest!

Convert the following number to scientific notation.
.0101234

Helppppp plsssssss ahh helppppp I need this

Simplify the expression
(3x^3y^2)(7x^3y)

Lizzy lives on a farm and has 12 goats and 10 pigs. What is the ratio of pigs to goats in simplest terms?

The main function of this human body system is to---

a.exchange gases with the environment

b.chew food as it enters the mouth

c.sense odors in the environment

d.trap particles that enter the nose

Help meeeeeeeeeeeeeeee

Ramon has
2
3
cup of cake mix. If each cake requires
2
9
cup of cake mix, how many cakes can Ramon make using all the mix

Error Analysis Find (4) (-5) (-3) . Use pencil and paper. Describe an error you could make that results in the opposite of the correct product. nothing

Which equations represent a proportional relationship? Select THREE that apply.

ehhh very confusing :'(

Which directions am I translating if I am moving my figure 9 units horizontally and -4 units vertically?
A: 9 left and 4 up
B: 9 right and 4 up
C: 9 left and 4 down
D: 9 right and 4 down

For the story, select an equation that describes the relationship between the two quantities.
1. Diego collected x kg of recycling. Lin collected 2/5 more than that.
2. Lin biked x km. Diego biked 3/10 less than that.
3. Diego read for x minutes. Lin read 4/7 of that.

Please Help with this

What does Point P on the number line represent? (Use the hyphen for negative numbers, such as −9)

Number line from negative 8 to positive 10 in increments of 1 is shown. Only the even numbers are labeled. A point labeled P is placed at the third tick mark to the left of 0.

What is the missing value in the equation shown?
___ x 1/10 = 0.46
A 0.046
B 0.46
C 4.6
D 46

Plz help brainliest plus 15 points each person who answers all four

how do you make X the subject of the formular in:
Y=Bx + C

Skylar made 20% of her free throws over the season. If she shot 240 free throws, how many did she make?
Divide/scale down to solve for the missing percent.

Match each Situation to one of the equations
A:
A whale was diving at 2 meters per second. How long will it take for the whale to get from the surface of the ocean to an elevation of -12 meters.
B: A swimmer dove below the surface of the ocean. After 2 minutes, she was 12 meters below the surface. At what rate was she diving?
I'm not asking for the answer I'm asking for the equation.

Please answer now!!! Thanks.

1) A plumber has a very long piece of pipe that is used to run city water parallel to a major roadway. The pipe is cut into two sections. One section of pipe is 12 ft. shorter than the other. If 3/4 of the length of the shorter pipe is 120 ft., how long is the longer piece of the pipe?

.

A) 3/4 x - 12 = 120

B) 3/4 x = 120

C) 3/4 x + 12 = 120

D) 3/4(x - 12) = 120

.


2) Kym switched cell phone plans. She signed up for a new plan that will save her $3.50 per month compared to her old cell phone plan. The cost of the new phone plan for an entire year is $294. How much did Kym pay per month under her old phone plan?

.

A) 12p - 3.50 = 294

B) 12(p - 3.50) = 294

C) 12p + 3.50 = 294

D) 3.50(p - 12) = 294

Solve the problems:
2 1/2 + x = 5 1/3
2 4/15 - z = 1 2/3
y - 6 7/8 = 2 1/16