Consider the planes below. x + y + z = 1 x + 4y + 4z = 1 (a) Find parametric equations for the line of intersection of the planes. x =  y =  z = 3t (b) Find the angle in degrees between the planes. Give your answer correct to one decimal place.

Trigonometry (MindTap Course List)
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ISBN:9781337278461
Author:Ron Larson
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Chapter6: Topics In Analytic Geometry
Section: Chapter Questions
Problem 12T
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Consider the planes below.

x + y + z = 1
x + 4y + 4z = 1
(a) Find parametric equations for the line of intersection of the planes.
x
y
z = 3t

(b) Find the angle in degrees between the planes. Give your answer correct to one decimal place.
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