Answer:
=10%
Step-by-step explanation:
We are asked the value of 10 + 9
we know
10 = 1
1= 100%
10 to 9 = 100 to 90
Therefore this is 10%
as 100%-90%=10%
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1. r = 2.5 mm
2. r = 12ft
3. d = 34 cm
for 4-6 you use 2(pi) r
4. 25.1 ft
5. 40.8 cm
6. 22 mi