Question

Do I multiply or add? Adding got me to 50 though...
Do I add every side? even the ones without a number?

http://i.imgur.com/poFbUhR.png

Answer 1

of half of the arrow or the whole thing

Answer 2

if haf then you get the area of the rectangle then get the area of the triangle and finnaly add them together. this should work for the whole arrow also.