Saved Bookmarks
| 1. |
{:(I. |a xx b + b xx c + c xx a|, a. "Area of" Delta ABC),(II. |AB xx cd + BC xx AD + CA xx BD, b. 2 xx "Area of" Delta ABC),(III. |(a - c) xx (b - d)|, c. 4 xx "Area of" Delta ABC),(IV. (1)/(2) |(a - b) xx (b - c)|,d. 2 xx "Area of quandrilateral" ABCD),( , e. "none"):} |
|
Answer» a,C,c,b |
|