Home Maths Coordinate Geometry (3D) Mix Consider the following statements: Assertion
Maths Coordinate Geometry (3D) Mix Single Correct MCQ
Published on: August 12, 2026

Consider the following statements:

Assertion

A
: the plane y + z + 1 = 0 is parallel to the x-axis. Reason (R): normal to the plane is parallel to the x-axis. Of these statements: Both A and R are true and R is the correct explanation of A
B
Both A and R are true and R is not a correct explanation of A
C
A is true but R is false
D
A is false but R is true

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Text Solution

Verified by Experts
The correct answer is:
C

Given plane y + z + 1 = 0 is parallel to the x-axis as 0.1 + 1.0 + 1.0 = 0

but normal to the plane will be perpendicular to the x-axis

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