what is your name? your age ? and then if you are 12 or 13 can you call me i need help on computer science i will give you my ph
2 answers:
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Answer:
<u>1.</u> 2.328×
<u>2.</u> 487
<u>3.</u> 30.52 OR 0 (see explanation↓)
Step-by-step explanation:
<u>1.</u>
(sub for t=8)
=
=
=2.328×
<u>2.</u>
(sub for s=4 and t=8)
=2×4×-
=512-25
=487
<u>3.</u> (the equation is not clear so I will do
as well)
<u>FOR</u>
(sub s=4 and t=8)
=2×-
=32-1.476826146
=30.52 (to the nearest 2 decimal place)
<u>FOR</u>
(sub s=4 and t=8)
=2×-
=32-32
=0
Answer:
The area of the regular octagon is
Step-by-step explanation:
we know that
The area of the regular polygon is equal to
where
P is the perimeter of the regular polygon
a is the apothem
<em>Find the perimeter P</em>
Find the area