Geometryeasy · Past Paper
Find the slope of the line joining (4, -2) and (4, 8).
A0
B10
CUndefined
D6
✓ Correct Answer: C — Undefined
x1 = x2 = 4, so it is a vertical line. Slope is undefined.
Share this question
More from Geometry
- The angle between a tangent and its radius is always constant. What is that constant?
- In a triangle ABC, internal bisector of angle A meets BC at D. If AD is also perpendicular to BC, the triangle is:
- The pair of lines represented by x^2 - 5xy + 6y^2 = 0 are:
- Two parallel lines are cut by a transversal. If one interior angle is 4x and its consecutive interior angle is 5x, find the value of x.
- If the angle between two tangents drawn from an external point to a circle of radius 'r' is 60 degrees, find the length of each tangent.