Find the Area of Triangle ABC with the Given Parts $3 \mathrm { cans }$

question 418

Multiple Choice

Find the area of triangle ABC with the given parts. Round to the nearest tenth when necessary.
-A painter needs to cover a triangular region 63 meters by 67 meters by 71 meters. A can of paint covers 70 square meters. How many cans will be needed?

• A) 14 cans
• B) \(3 \mathrm { cans }\)
• C) 315 cans
• D) 28 cans

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Definitions:

Stroboscopic Motion

Perceived motion created by the rapid presentation of static images in sequence, similar to how motion pictures work.

Autokinetic Illusion

A visual phenomenon where a stationary point of light in a dark environment appears to move because of involuntary eye movements.

Texture Gradient

A depth cue based on the gradual reduction of detail that occurs in surfaces as they recede from the observer, used in perception to judge distances.

Brightness

The attribute of visual perception according to which an area appears to emit more or less light.