---

edHelper subscribers - Create a new printable Answer key also includes questions Answer key only gives the answers No answer key Not a subscriber?  Sign up now for the subscriber materials!

Sample edHelper.com - Matrices Worksheet Return to Matrices Worksheets Return to Algebra Worksheets Return to Math

---

 

Name _____________________________

Date ___________________

Matrices
(Answer ID # 0309533)
Use determinants to calculate the area. Show your work.

1.   Calculate the area of the triangle with the following points: (-4, 1), (-1, -4), (-1, 3)	2.   Calculate the area of the triangle with the following points: (-3, -4), (-6, -7), (-1, -8)	3.   Calculate the area of the triangle with the following points: (7, 1), (2, 2), (-1, -3)
4.   Calculate the area of the triangle with the following points: (0, -1), (-3, 0), (-4, -2)	5.   Calculate the area of the triangle with the following points: (-8, -10), (-3, -11), (-5, -5)	6.   Calculate the area of the triangle with the following points: (1, -8), (1, -4), (-1, -7)
7.   Calculate the area of the triangle with the following points: (0, -3), (6, 0), (1, 0)	8.   Calculate the area of the triangle with the following points: (-4, 3), (-9, -2), (-6, 0)	9.   Calculate the area of the triangle with the following points: (-4, -5), (-5, -9), (0, 2)
10.   Calculate the area of the triangle with the following points: (0, -2), (5, 8), (-3, 0)	11.   Calculate the area of the triangle with the following points: (2, -5), (-1, -9), (2, -9)	12.   Calculate the area of the triangle with the following points: (5, 0), (2, -5), (9, 4)

 

---

Answer Key

---

Sample
This is only a sample worksheet.

edHelper subscribers - Create a new printable Answer key also includes questions Answer key only gives the answers No answer key Not a subscriber?  Sign up now for the subscriber materials!

Sample edHelper.com - Matrices Worksheet Return to Matrices Worksheets Return to Algebra Worksheets Return to Math

---