Mathematics, 25.11.2021 06:00 boo2023

The reflector of a flashlight is in the shape of a parabolic of revolution. Its diameter is 8 centimeters and it’s depth is 4 centimeters. How far from the vertex should the light bulb be placed so that the rays will be reflected parallel to the axis?

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 19:40

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

Answers: 1

Answer

Mathematics, 21.06.2019 22:30

The area of a circle is equal to 1 dm². find the radius of the circle.

Answers: 1

Answer

Mathematics, 22.06.2019 01:30

Norder to get a certain shade of blue paint, a mixer must have 5 parts white paint to 3 parts blue. if 4 gallons of paint must be mixed, how many gallons of white paint must be used?

Answers: 2

Answer

Mathematics, 22.06.2019 02:00

Use the zero product property to find the solutions to the equation (x+2)(x+3)=12

Answers: 3

Answer

You know the right answer?

The reflector of a flashlight is in the shape of a parabolic of revolution. Its diameter is 8 centim...

Questions

Mathematics, 27.10.2021 20:40

Which of the following is a solution of x2 - 2x = -8?

Mathematics, 27.10.2021 20:40

Write an equation in point-slope form for the line.

Mathematics, 27.10.2021 20:40

Q no d of this question help please .and do not send any links direct solve it

Mathematics, 27.10.2021 20:40

Solve for x: 3x − 24 = 81 a fifty-seven over three b one hundred five over three c 57 d 105...

English, 27.10.2021 20:40

Bye to all i am leaving now ...

Medicine, 27.10.2021 20:40

En las latas de durazno en almibar abombadas. ¿De qué patógeno se trata?...

Geography, 27.10.2021 20:40

Why are the people of Bangladesh so concerned with family size, and having a small family in particular? Give reasons for this cultural shift....

Mathematics, 27.10.2021 20:40

PLEASE HELP Find -f(x+2)+7 given f(x) =x^2 it's algebra 2:translations and reflections....

Mathematics, 27.10.2021 20:40

3. How many rides can be taken with the $100 pass? (hint: set up an equation y=mx+b using the cost per ride as your NEGATIVE “m” value because your va...

Physics, 27.10.2021 20:40

The ballistic pendulum consists of a block of dense material suspended from a cord and allowed to swing freely. A bullet is fired into the block, lodg...

Mathematics, 27.10.2021 20:40

On Monday, the escalator was not working. It took Tom 18 seconds to reach the top, climbing two steps each second. By Tuesday the escalator had been r...

Mathematics, 27.10.2021 20:40

Riley has r red peppers and 51 green peppers. Write an expression that shows how many peppers Riley has....

English, 27.10.2021 20:40

What is ignorance??sb ignoling me . ...

Mathematics, 27.10.2021 20:40

What is the area of a rectangle with vertices at (-3, -1), (1, 3), (3, 1), and (-1, -3)? Enter your answer in the box. Do not round any side lengths...

Medicine, 27.10.2021 20:40

Aggressive debridement should be avoided in which of the following types of wounds that presents with necrosis?...

Mathematics, 27.10.2021 20:40

Suppose we are solving a maximization linear program, and we arrive at the following simplex tableau in which some numbers have been replaced by const...

Biology, 27.10.2021 20:40

If the patter of inheritance for a trait is complete dominance, then an organism heterozygous for the trait would normally express A the dominant tr...

English, 27.10.2021 20:40

Argue whether a beach trip or mountain trip is better. Include your reasoning...

Mathematics, 27.10.2021 20:40

Whats the answer!? ( BRANLIEST ) ...

Biology, 27.10.2021 20:40

Which atomic particles will you find inside of the nucleus of an atom...

More questions: Mathematics Another questions