3 years ago

What is the measure of secant DE?

Mathematics

1 answer:

Neko [114]3 years ago

7 0

Answer:

$ED=32\ units$

Step-by-step explanation:

we know that

Applying the Intersecting Secant Theorem

$AC*BC=EC*DC$

substitute the values

$(16+5)*(5)=(ED+3)*(3)$

Solve for ED

$(21)*(5)=(ED+3)*(3)$

$35=(ED+3)$

$ED=35-3=32\ units$

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