Please help meh with this question if you get it correct I'll give tah brinleist!! Tyy!! °^°
2 answers:
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Answer:
AB ≈ 4.41
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos25° = =
=
( multiply both sides by AB )
AB × cos25° = 4 ( divide both sides by cos25° )
AB = ≈ 4.41 ( to the nearest hundredth )
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➷ Use this formula:
Area of circle =
However, as we are using 3.14 for 'pi', we can write it like this:
Area =
'r' is the radius which is 12ft
Substitute this value into the equation:
Area =
Solve:
Area = 452.16
Multiply this value by 0.75 to get the answer:
452.16 x 0.75 = 339.12
339.12 square feet is being watered
<h3><u>✽</u></h3>➶ Hope This Helps You!
➶ Good Luck (:
➶ Have A Great Day ^-^
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