Solve the Problem. -A Sail on a Sailboat Is Supported by a Mast

question 168

Essay

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 m = i - 4j + 5k and b = -2i + 3j + k, respectively, where the components are in meters.
Find the angle (to the nearest tenth of a degree) between the mast and boom.

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Definitions:

Volcanic Eruptions

The process by which magma, gases, and ash escape from a volcano to the surface.

Secondary Xylem

The part of a plant’s vascular system that is produced after the first year of growth, providing support and conducting water and nutrients; it's often referred to as wood in trees.

Cambium

See Lateral Meristems.

Ground Tissue

Ground tissue comprises most of a plant's vegetative organs, such as leaves and stems, providing support, storage, and photosynthesis functions.