Answer:

Step-by-step explanation:
Asking me to write 20 words don't read this this is junk.
<h2><u>Solu</u><u>tion</u><u>:</u></h2>
360° ÷ 10 ÷ 2 = 18°
So the length of the decagon side is:
10 × tan18° × 2 = 20 × tan18°
The area is: ½ × 20 × tan18° × 10 × 10 = 1000 × tan18°
≈ 324.9
.: <u>3</u><u>2</u><u>4</u><u>.</u><u>9</u> is the final answer.
<em>I</em><em> </em><em>h</em><em>ope</em><em> </em><em>this</em><em> helps</em><em>. </em>
The answer is 7985.5 to get this answer you have to do the following
add both of the numbers as so:7,081+8,890=15,971
then divide 15,971÷2=7985.5
Answer:
103.96
Step-by-step explanation:
The answer is 939.44 - 835. 48
we can do like: 939.44 - 835. 48 = 103.96 ( 938 -835 = 103 and 144 - 48 = 96).
Have a good day