Find the area of Figure A. Explain how you arrived at your answer.

https://wca.sooschools.com/media/g_geo_ccss_2016/9/img_compositefigures.gif
pt 2 of question
Students are creating invitations for an open house at their school. One group will be cutting house shaped invitations out and one group will putting a decorative border around its edges. Which house style, Figure A or Figure B would require the least amount of border?

Question

Find the area of Figure A. Explain how you arrived at your answer.

https://wca.sooschools.com/media/g_geo_ccss_2016/9/img_compositefigures.gif
pt 2 of question
Students are creating invitations for an open house at their school. One group will be cutting house shaped invitations out and one group will putting a decorative border around its edges. Which house style, Figure A or Figure B would require the least amount of border?

rosalina134 · Answer

@dude Could u help me with this last question if you aren't busy...

dude · Answer

Which is figure A?

rosalina134 · Answer

The one on the left I'm assuming. not sure why they arent labelled.

dude · Answer

Oh, weird
Let's separate the shapes into a square and a trapezoid.

What is the area of the square?

rosalina134 · Answer

15²?

dude · Answer

Right, what is $$15^2$$

rosalina134 · Answer

5² = 15*15 = 225

dude · Answer

Right, how fo you find the area of a trapezoid?

rosalina134 · Answer

I got it! Nevermind! Thank you though!!! :)

dude · Answer

Ah okay