Answer:
stress on the cable is 61.312mpa
If steel is used, extension will be 0.91968mm
If polypropylene is used, extension will be 0.1532mm
Step-by-step explanation: detailed explanation and calculation is shown in the image below
What is the surface area of the square-based pyramid below? give me the corect awnser for brainlyest
1 answer:
Answer:
Step-by-step explanation:
square base
32 x 32 = 1024
the two 32 by 34 triangles
32 x 34 ÷ 2 × 2= 1088
the two 30 by 32 triangles
30 x 32 ÷ 2 x 2 = 960
The formula I used to do this was base x height ÷2 but because there were two equal triangles I multiplied a 2 to the end.
Then to add them all up to get
1024 + 1088 + 960 = 3072
You might be interested in
780 students prefer chocolate milk.
Step-by-step explanation:
Let,
the total percentage = 100%
Students who prefer plain white milk = 35%
Students who prefer chocolate milk = 100 - 35 = 65%
Number of students = 1200
No. of students who prefer chocolate milk = 65% of total students
No. of students who prefer chocolate milk =
No. of students who prefer chocolate milk =
No. of students who prefer chocolate milk = 780
780 students prefer chocolate milk.
Keywords: percentage, subtraction
Learn more about subtraction at:
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