Mathematics MCQs

Vector Geometry Questions with solutions MCQs

1. The area of the triangle determined by the three points A(1, 2, 3), B(3, 2, 1), and C(2, 4, 5) is

A

?20

B

?23

C

?26

D

?29

Vector Geometry Account Ast. 2024
Correct Answer :
Explanation :

Area = ??(B?A)?(C?A)? = ??(2,0,?2)?(1,2,2)? = ??(4,?6,4)? = ??68 = ?17 ? 4.123, which is NOT among the options provided.

Correct Answered :

Wrong Answered :

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