Mathematics, 15.05.2021 21:40 jaffeisabel

4. The reflecting dish of a parabolic microphone has a cross-section in the shape of a parabola. The microphone itself is placed on the focus of the parabola. If the parabola is 24 inches wide
and 9 inches deep, how far from the vertex should the microphone be placed?

1. 6 inches
2. 8 inches
3. 16 inches
4. 4 inches

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 15:00, BigElote

Which of the greatest common gcf of 32 and 48 a 16 b 96 c 8 d 32

Answers: 2

continue

Mathematics, 21.06.2019 17:00, val186

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges

Answers: 1

continue

Mathematics, 21.06.2019 20:30, 2022maldonadoleonel

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?

Answers: 2

continue

Mathematics, 22.06.2019 00:00, gildedav001

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d. c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft

Answers: 2

continue

You know the right answer?

4. The reflecting dish of a parabolic microphone has a cross-section in the shape of a parabola. Th...