Area of a quadrilateral Calculator

Calculates the area and perimeter of a quadrilateral given four sides and two opposite angles.

Area of a quadrilateral
side a
side b
side c
side d
sum of angles θ12

area S
    1.  
perimeter L
    1.  

Area of a quadrilateral
[1-10] /344Disp-Num
BACK NEXT
[1]  2019/03/08 08:02   Male / 60 years old level or over / An engineer / Useful /
Purpose of use
Check a surveyor's work.
Comment/Request
It would be great if the drawing scaled to the sides and angles being inputted.
[2]  2019/03/04 14:16   Male / 50 years old level / A retired person / Very /
Purpose of use
To calculate land area
Comment/Request
Request: Place the data entry fields on (or along) the picture.
[3]  2019/01/29 06:53   Male / Under 20 years old / Elementary school/ Junior high-school student / Very /
Purpose of use
to help me do my math and thank you for making this website
[4]  2019/01/16 06:24   Female / Under 20 years old / High-school/ University/ Grad student / Not at All /
Purpose of use
Math
Comment/Request
this just confused me more than it helped lol
[5]  2019/01/10 00:25   Female / 30 years old level / Self-employed people / Very /
Purpose of use
planning
[6]  2019/01/06 10:11   - / 60 years old level or over / A retired person / Very /
Purpose of use
Personal land PLAT area calc
[7]  2018/12/03 09:34   Male / Under 20 years old / Elementary school/ Junior high-school student / Very /
Purpose of use
Homework
[8]  2018/10/15 16:36   Male / 30 years old level / Self-employed people / Very /
Purpose of use
To calculate material usage for an irregularly shaped area. Worked great, I'll use it again!
[9]  2018/10/14 13:33   Male / 60 years old level or over / An engineer / Very /
Purpose of use
Calculate roof area for materials purchase
Comment/Request
Excellent tool for aid to project
[10]  2018/10/07 02:13   Male / 30 years old level / Elementary school/ Junior high-school student / Very /
Purpose of use
Property purchase purpose
Bug report
Ab=20
Bc=47
Cd=32
Da=37

BACK NEXT

Thank you for your questionnaire.
Sending completion

Back

To improve this 'Area of a quadrilateral Calculator', please fill in questionnaire.
Male or Female ?
Age


Occupation


Useful?

Purpose of use?
Comment/Request (Click here to report a bug).Bug report (Click here to report questionnaire.)
Calculation bug(Please enter information such as specific input values, calculation result, correct result, and reference materials (URL and documents).)
Text bug(Please enter information such as wrong and correct texts)
Your feedback and comments may be posted as customer voice.
送信