The product of 9 and the sum of three more than a number. 9(3+n)
A, 2 since side a is xroot 3 and side b is just the x
Answer:
The weight of the three blades together is 
Step-by-step explanation:
step 1
Find the area of the circle
The area of the circle is equal to

we have

assume

substitute


step 2
Find the area of the 3 blades
we know that
The area of the 3 blades represent a central angle of 60 degrees, so
its a 1/6 of the area of complete circle

step 3
Find the weight of the three blades together to the nearest gram

ANSWERS:
m=4
m=18
j=38
n=5
hope this helps!
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