Calculating Perimeter & Area of a Parallelogram & Triangle

Join the discussion
Registration is free. Ask a follow-up in this thread, or start your own.
1 reply · 1K views
Abdullah Qureshi
Messages
16
Reaction score
0
Find the perimeter and area of CD, if ABCE is a parallelogram and

ADE is an equilateral triangle.
 

Attachments

  • Parallelogram.png
    Parallelogram.png
    686 bytes · Views: 155
Mathematics news on Phys.org
CD is a line segemnt, ABCD is a trapezoid. Is that what you're trying to find the area & perimeter for?

Perimeter should be rather simple ... what do you get?

Area of a trapezoid is $\dfrac{h}{2}(b_1+b_2)$ where $b_1$ and $b_2$ are the parallel bases.

Where, exactly, are you having trouble?