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What is the length of ED

What is the length of ED
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2 votes
What is the length of ED

What is the length of ED-example-1
User CAllen
by
7.9k points

1 Answer

3 votes

Answer:

ED ≈ 2.6 units

Explanation:

Using the Sine rule in Δ DEF


(FD)/(sin115) =
(ED)/(sin20)


(6.95)/(sin115) =
(ED)/(sin20) ( cross- multiply )

ED sin115° = 6.95 sin20° ( divide both sides by sin115° )

ED =
(6.95sin20)/(sin115) ≈ 2.6 ( to the nearest tenth )

User RichardB
by
8.2k points
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