Exercise 4.4 Q.7 (d) Angle between PQST and RSTU.

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Exercise 4.4 Q.7 (d) Angle between PQST and RSTU

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU What’s the line of intersection?

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU What’s the line of intersection? ST

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU T S

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU What’s the plane PQST? T S

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU What’s the plane PQST? Rectangle T P S Q

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU What’s the plane RSTU? T P S Q

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU What’s the plane RSTU? Rectangle U T P R S Q

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU Find a line perpendicular to the line of intersection TS U T P R S Q

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU Find a line perpendicular to the line of intersection TS U T P R S Q

Exercise 4.4 Q.7 (d) Angle between PQST and RSTU ∠UTP or ∠RSQ U T P R S Q