10th grade Perpendicularity

Two lines a and b are perpendicular to each other if the angle between them is __ degree

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

If one of two parallel lines is perpendicular to a third line, the other is

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

If a line is ______ to two intersecting lines lying in a plane then it is perpendicular to the plane.

Tags

CCSS.HSG.CO.A.1

If a line intersects a plane but not perpendicular to the plane it is called an

• skew line

• Parallel line

• inclined line
  

• Perpendicular line

Tags

CCSS.HSG.CO.A.1

A line is said to be perpendicular to a plane if it is perpendicular to ___ line in this plane

• none

• two

• one

• every

Tags

CCSS.HSG.CO.A.1

If one of two ____ lines is perpendicular to a plane then the other line is also perpendicular to the same plane.

Tags

CCSS.HSG.CO.A.1

Two lines perpendicular to the same plane are ____

Tags

CCSS.HSG.CO.A.1

If a line AC perpendicular to a plane α, find the angle ∠ABD

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CCSS.7.G.B.5

ΔABC is an isosceles right triangle such that AB = BC = 4 cm. P is a point not in plane ACB

and M is the midpoint of AC. If PB ⊥ AB, PB ⊥ BC and PB = 2√2 cm, find PM

• 4 cm
• 2 cm
• √8 cm
• √2 cm

Tags

CCSS.HSG.CO.C.10

If a line is perpendicular to a plane and parallel to another plane, these planes are _____

Tags

CCSS.HSG.CO.A.1