Question
Asked Oct 13, 2019
1 views

Area bounded by chord and circumference:  Find the area of the shaded region, rounded to the nearest 100th. Note the rea pof the triagnle is one-hald the area of the parallelogram. 

Help! I am in pre-calc and i have no idea how to solve this. 

AVEAMN
108.
uessh
2520
20 ft
Dia
help_outline

Image Transcriptionclose

AVEAMN 108. uessh 2520 20 ft Dia

fullscreen
check_circle

Expert Answer

Step 1

Given:

252°
20 ft
/2
help_outline

Image Transcriptionclose

252° 20 ft /2

fullscreen
Step 2

Formula used:

shaded area-area of sector ABDC -area of isosceles triangle ABC
basexheight
2
360
help_outline

Image Transcriptionclose

shaded area-area of sector ABDC -area of isosceles triangle ABC basexheight 2 360

fullscreen
Step 3

First, we find the area...

- Tr
360
360 252
x 3.14x 20 x 20
360
108
-x 1256
360
= 0.3x 1256
=376.8
help_outline

Image Transcriptionclose

- Tr 360 360 252 x 3.14x 20 x 20 360 108 -x 1256 360 = 0.3x 1256 =376.8

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

Calculus

Other

Related Calculus Q&A

Find answers to questions asked by student like you

Show more Q&A add