3 years ago

A regular decagon has a radius of 8 cm.

2 answers:

svp [43]3 years ago

8 0

Answer: 188 cm² I think that's it

Step-by-step explanation:

6 0

Answer:

188cm^2

Step-by-step explanation:

You might be interested in

faltersainse [42]

7.5/18=15/x
Cross multiply
7.5x/270
Divide both sides by 7.5 to get x alonex=36
Hope that helps! :)

3 0

4 years ago

kolezko [41]

(2x + 2) - (3x + 11)
Subtract 3x from 2x while subtracting 11 from 2
Final Answer: B.) -x - 9

3 0

3 years ago

EastWind [94]

Answer:

see explanation

Step-by-step explanation:

tan x = -1

$x = tan^{-1}(-1)$

x = -45

tan x = 5

$x = tan^{-1}(5)$

x = 78.69

7 0

3 years ago

aev [14]

8. A
9. C
10. D
Those are the answers

8 0

3 years ago

Liono4ka [1.6K]

Hey there!

400 British Pound equals683.67 Australian Dollar

I hope this helps!

8 0

3 years ago