Using the Illustration, Find the Measure of Each Acute Angle

question 84

Multiple Choice

Using the illustration, find the measure of each acute angle for the right triangle below. Answers are rounded using the appropriate rule for significant digits. b = 20.72 m, c = 46.92 m

• A) A = 17.85 ^o, B = 72.15 ^o
• B) A = 31.21 ^o, B = 58.79 ^o
• C) A = 23.71 ^o, B = 66.29 ^o
• D) A = 63.79 ^o, B = 26.21 ^o
• E) A = 36.62 ^o, B = 53.38 ^o

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Definitions:

Volcanic Dome

A rounded mound formed by the slow extrusion of viscous lava from a volcano.

Composite Volcanoes

Composite volcanoes, also known as stratovolcanoes, are tall, conical volcanoes built up by many layers (strata) of hardened lava, tephra, pumice, and volcanic ash.

Rubble-covered

Describes a surface or area that is scattered with broken stones, bricks, and other fragments, often resulting from destruction or decay.

Volcanic Domes

Dome-shaped formations created by slow-moving, viscous lava that piles up near a volcano's vent rather than flowing away.