Write the Word or Phrase That Best Completes Each Statement $$\mathbf { m } = \mathbf { i } - 4 \mathbf { j } + 5 \mathbf { k } \text { and } \mathbf { b } = - 2 \mathbf { i } + 3 \mathbf { j } + \mathbf { k }$$

question 85

Short Answer

Write the word or phrase that best completes each statement or answers the question.
Solve the problem.
-A sail on a sailboat is supported by a mast and a boom. The length and direction of the mast and boom can be
described by the vectors , respectively, where the components are in meters. $$\mathbf { m } = \mathbf { i } - 4 \mathbf { j } + 5 \mathbf { k } \text { and } \mathbf { b } = - 2 \mathbf { i } + 3 \mathbf { j } + \mathbf { k }$$ Find the angle (to the nearest tenth of a degree) between the mast and boom.

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Definitions:

Quadriceps Femoris

The quadriceps femoris is a group of four muscles located at the front of the thigh, responsible for extending the knee and stabilizing the patella.

Anterior Thigh

The anterior thigh refers to the front part of the thigh, encompassing muscles like the quadriceps, which are responsible for knee extension.

Biceps Femoris

A muscle of the thigh part of the hamstring group, important in knee flexion and leg rotation.

Dorsiflexes

The action of moving the foot upward towards the shin, engaging muscles in the anterior part of the leg.