The adjacent side of parallelogram is represented by vectors 2i + 3j and i + 4j. The area of the parallelogram isChapter/Topic:  Pair Of Linear Equations In Two Variables

# The adjacent side of parallelogram is represented by vectors 2i + 3j and i + 4j. The area of the parallelogram isChapter/Topic:  Pair Of Linear Equations In Two Variables

1. A
5 units
2. B
3 units
3. C
8 units
4. D
11 units

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### Solution:

.
Let a = 2i + 3j and b = i + 4j.
Area of parallelogram = $\left|a×b\right|$ = |(2i + 3j) $×$ (i + 4j)|
= |5k|
= 5 units
Hence, Option (1) is the correct answer.

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