cheeselover105 cheeselover105

05-06-2020
Mathematics

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In ΔRST, the measure of ∠T=90°, the measure of ∠S=21°, and ST = 7.7 feet. Find the length of TR to the nearest tenth of a foot.

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Ekamm27 Ekamm27

05-06-2020

Answer:

TR = 3 ft

Step-by-step explanation:

tan x = [tex]\frac{o}{a}[/tex]

tan (21) = [tex]\frac{o}{7.7}[/tex]

7.7( tan 21) = o

2.9 = o

round up and you get;

3.0=o

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