For items 4 and 5, the composite area shown is formed by cutting a square out of a semi-circle. y r=4cm 2cm 2cm X 4. Which of the following best approximates the first moment of the area about the x-axis? -4.00cm3 + X

Q: Locate the centroid y̅ of the area.

A: Following is the given area: Following is the given equation of y,

Q: Consider the line 6x-3y=4. What is the slope of a line parallel to this line? What is the slope of a…

A: Given:-  Equation of line is 6x - 3y = 4

Q: Compute y. (16 – 2 x 2.5) = 0.69 16

A: Given: γ=16-2×2.516

Q: Determine the centroid (x, y) of the parabolic area.

A:

Q: 4. Complete the third projection of the plane ABC. Z -Yw Y₁ W X- a a b' C O 45° YH

A: Third projection of plane ABC is draw using projecting the line from abc and a'b'c'.

Q: Task V (Bonus Question: Dot Product) A. Express the force F in Cartesian vector notations; if the…

A: The given data is as follows: F=400 NCoordinates of point N=(1,2,0)

Q: why is delta B=delta C=0.015 and not 0.15.

A:

Q: Determine the area enclosed by y = 3x - 2, the x-axis and ordinates x=2 and x=4

A: y= 3*2-2= 4 y= 3*4-2= 10 x= 2  x=4 Area enclosed by the graph = (4-2)*(10-4)= 12 sq units

Q: Determine the surface area of the ring. The cross section is circular as shown.

A:

Q: 2 40° F = 5 kN 30° A PROBLEM 2/91 --y

A: Express F as a vector in terms of the unit vectors i, j, and k. Determine the projection, both as a…

Q: How are series with positive (non-negative) members different from general ones

A: Series with positive (non-negative ) members different  from general ones by the reason below.