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Serggg [28]
3 years ago
12

What is the length of the dotted line in the diagram below? Round to the nearest tenth.

Mathematics
1 answer:
Ratling [72]3 years ago
4 0

Answer:

length of dotted diagonal line = 11

Step-by-step explanation:

Using the Pythagorean theorem:

length of rectangle² = 9² + 6² = 81 + 36 = 117

length of rectangle = √117 = 10.82

length of diagonal² = 2² + 10.82² = 4 + 117 = 121

length of diagonal = 11

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