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
21x + 84 + 12x - 16
33x + 68
The correct answer is 1.) 33x + 68.
Hope this helps!
Answer:Solve this system by substitution (3 variables) brainliest answer goes to first answer and 8 points!
-x -y -z = -8
-4x +4y +5z = 7
2x+2z=4
Show steps please!
Step-by-step explanation: a-z=3-2=657u568959jb5j656856 thats the answer your welcome
Are there any numbers that go into 78 and 780?
78 ÷ 2 = 39
780 ÷ 2 = 390
2 can be a number that goes in 78 and 780.
Answer: 20%
Step-by-step explanation:
First determine how many times 25 fits in 125. It’s 5 right. Now turn that into a percent. That leading to 20%
