To determine the length of the diagonal.
Answer to Problem 12P
The length of diagonal is 98.49cm
Explanation of Solution
Given information :
Two sides are 50 cm and 80 cm.
Diagonal is 90cm.
We shall draw the diagram for given situation.
Here we shall use the law of parallelogram.
According to the law of parallelogram,
Where
Hence we put the values, we get,
Chapter 12 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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