When a projector is placed 10 meters from a screen as shown, it produces an image 3 meters high. If the tallest image that the projector can produce without distortion is 4.5 meters high, what is the maximum distance the projector can be placed from the screen?

Answers

Answer 1
Answer:

To get the maximum distance, you first use the given numbers as basis.

10 meters/3 meters =x/4.5 meters

Where x = the maximum distance the projector can be placed that can produce an image 4.5 meters high

3x = 10 (4.5)

3x = 45

X= 45/3

X= 15 meters

So, the maximum distance that the projector can be placed from the screen which produces an image 4.5 meters high is 15 meters. 

Answer 2
Answer:

Answer:

So, the maximum distance that the projector can be placed from the screen which produces an image 4.5 meters high is 15 meters.

Step-by-step explanation:


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What is an equation of the line that is perpendicular to y + 1 = -3(x - 5) and passes through the point (4, -6)?

PLZZZZ HELP!!! what is y = 2/3x - 6 in standard form

Answers

Answer:

2

x

3

y

=

18

Step-by-step explanation:

Hope I helped

Write an expression to represent Steve's height in inches.

Answers

Final answer:

The expression to represent Steve's height in inches can be denoted as 'H'. 'H' is a variable that represents the unknown quantity, which is Steve's height in this context.

Explanation:

We will denote Steve's height in inches as H. This letter represents a variable, a letter that stands for a number we don't know yet, which, in this case, is Steve's height. In Mathematics, we commonly use letters like this to represent unknown quantities or variables. So the expression to represent Steve's height in inches is H.

Learn more about expressions in Mathematics here:

brainly.com/question/35169284

#SPJ3

Answer:

he is as tall as a Mouse.

explanation:

we can't Write an expression to represent Steve's height inches if we don't know what his height is

So what is Steve's height?

If measure of the angle fhg is 61 degrees, what is measure of angle fpg (on a circle)

Answers

it looks like angle FPG = twice angle FHG  - which makes sense looking at it now, but I came up with the answer another way - see attached

Which of the following options is a better purchase for a microwave? Option 1: A cash sale for $120 Option 2: $5 down with equal payments of $10 for 15 weeks Option 3: $10 down with equal payments of $5 for 24 months Option 4: $0 down with equal payments of $15 for 9 months A. Option 4 B. Option 3 C. Option 2 D. Option 1

Answers

Answer:

D. Option 1

Step-by-step explanation:

Let's evaluate each option separately:

Option 1 will cost $120.

Option 2:

Total cost  = Down payment + Weekly payment

                  =5+10*15

                  =155

Therefore, option 2 will cost $155 which is worse compared to option 1.

Option 3:

Total cost  = Down payment + Monthly payment

                  =10+5*24

                  =130

Therefore, option 3 will cost $130 which is worse compared to option 1.

Option 4:

Total cost  = Down payment + Monthly payment

                  =0+15*9

                  =135

Therefore, option 4 will cost $135 which is worse compared to option 1.

So the best option is option 1.

So answer is D. Option 1

The first option is a better choice heres why...
option 1) is $120
option 2) is $155
option 3 is $130
option 4) is 135
SO all and all the first payment method is the cheapest option.

A can of soup is in the shape of a cylinder. The diameter of the can is 8 centimeters, and the height is 10 centimeters. What is the surface area of the can, rounded to the nearest hundredth square centimeter? (Use 3.14 for π.) 351.68 cm 2 251.2 cm 2 502.4 cm 2 100.48 cm 2

Answers

Answer:

The surface area of the can is 351.68\ cm^(2)

Step-by-step explanation:

we know that

The surface area of a cylinder (can of soup) is equal to

SA=2\pi r^(2)+\pi Dh

we have

r=8/2=4\ cm ----> the radius is half the diameter

D=8\ cm

h=10\ cm

substitute the values

SA=2(3.14)(4^(2))+(3.14)(8)(10)

SA=100.48+251.2=351.68\ cm^(2)

Answer:

351.68 is ur answer

Step-by-step explanation:

A can of spaghetti has a diameter of 12 cm and a height of 16 cm. The can contains spherical meatballs, each with a radius of 3 cm, that take up 25% of the volume.How many meatballs are in the can?

Use 3.14 to approximate pi and express your answer as a whole number.

Answers

Hey there, the radius of the can is 1/2 of 12 cm=6 cm, the volume of the can is pi r^2h=Pi 6^{2}16=1809.5573cm3, Now, the volume of the meatball is 4/3 pi r^{3}=4/3 pi 3^{3}=113.09734, Then, 25% of the can=1809.5573/4=452.389325, The meatballs in area=25% of can over volume of meatballs=452.389325/113.09734=4 meatballs, Therefore, the answer is 4 meatballs.