Question
Asked Jan 30, 2020
4 views

A motion detector can detect motion up to 25 m away through an angle of 75 degrees. 

A. What area can the motion dectector monitor? 

B. For r=25 m what angle is required to monitor 50% more area?

C. for 75 degrees what range is required for the detector to monitor 50% more area?

check_circle

Expert Answer

Step 1

According to the given information, a motion detector can detect motion upto 25m through an angle of 75 degrees.

In part (A) it is required to calculate the area of the motion detector monitor that can be calculated as:

Advanced Math homework question answer, step 1, image 1
fullscreen
Step 2

For part (B) it is required to calculate the angle for r = 25 when it monitors 50% more area.

So, 50% more area is:

Advanced Math homework question answer, step 2, image 1
fullscreen
Step 3

Now, using this area cal...

Advanced Math homework question answer, step 3, image 1
fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Math

Advanced Math