Question

The area of the parallelogram whose adjacent sides are P = 3i+4;. Q=-5i+7j
is (in sq. units)
A) 20.5
B) 82
C)41
D) 46
Give solution also​

Answer 1

Answer:

Correct option is C)

Area of parallelogram: ∣  

P

×  

Q

​

∣=∣3×7  

k

^

+4×(−5)(−  

k

^

)∣=∣41  

k

^

∣=41