Today to do number 14 for the blog.
14) Show whether each triangle in the table is a right triangle.
________________________
Triangle | Side lengths (cm)
A | 9, 12, 15
B | 7, 8, 11
C | 7, 24, 25
D | 16, 30, 34
E | 10, 11, 14
Triangle A is a right triangle: 9 squared + 12 squared = 15 squared
Triangle B is not a right triangle
Triangle C is a right triangle: 7 squared + 24 squared = 25 squared
Triangle D is a right triangle: 16 squared + 30 squared = 34 squared
Triangle E is not a right triangle
P.S couldn't get the picture from my textbook.ca
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