36.8%. divide 28.52 by 77.5 then multiply by 100
Answer:

Step-by-step explanation:
we know that
The lateral area of the cone is equal to

where
r is the radius of the base
l is the slant height
we have

Applying the Pythagoras Theorem find the slant height

substitute in the formula

$22 - $4 (for the movie) = $18.
$18 / $6 (per game) = 3 games
Answer:
obtuse angle
Step-by-step explanation: