If the Cross-Arm of a Gear Puller Has Four Arms

question 262

Multiple Choice

If the cross-arm of a gear puller has four arms, three of the arms are spaced ____ degrees apart.

• A) 90
• B) 120
• C) 150
• D) 180

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Definitions:

Asteroidea

A class within the phylum Echinodermata, commonly known as starfish or sea stars, characterized by their star-shaped body plan.

Holothuroidea

Holothuroidea, commonly known as sea cucumbers, are echinoderms with elongated bodies and leathery skin, representing a major group of the phylum Echinodermata.

Tunicates

Chordates belonging to subphylum Urochordata; sea squirts.

Tadpoles

The aquatic larval stage of amphibians, especially frogs and toads, characterized by gills, a tail, and a later transition to the adult form.