x = - 1
we require to solve - 3x - 3 = 0
add 3 to both sides
- 3x = 3
divide both sides by - 3
x =
= - 1
Area of the sector=degrees/360 times area
are=pir^2
d/2=r
9.1=d, 9.1/2=4.55
areasector=170/360 times pi*4.55^2
areasector=17/36 times pi times 20.7025
using our calculator
30.712777013
round
30.7 square cm
The correct answer is a,d,g,
Answer:
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Step-by-step explanation:
Becouse any number under a root sign that is negative does not give any answer.Therefore it doesn't exist in real number system.