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If the x and y components of a vector are respectively 6 and 8. What is the length and angle of inclination?
The length, or magnetude, of the vector is the square root of (6^2 + 8^2), or 10. The angle of inclination is tan-1 of (8/6), or 53.13 degrees.
Which group of numbers best continues the series below 1 10 3 9 5 8 7 7 9 6?
2 11 4 10 6 9 8 8 10 7
How many bundle of shingles do you need to cover a roof 20 feet by 40 feet?
at least 25 bundles With an average of 3 bundles per square(100 square feet) an 8 square roof would need 24 bundles plus 1 for cuts and shorts.
How do you solve logarithms with a negative in front?
Negatives cause no problem: log10x = -3 means x = 10-3 = 0.001 It doesn't make sense, though, to FIND the logarithm of a negative number: log10(-8) = ???? (unless you know about complex numbers . . . )
If you are measuring a rise for a 10ft stair what would it be?
The current standard for stairs in the US is a maximum of 7" per riser.10' is 120", divided by 7" is just over 17,but since the maximum allowable is 7" you're going to have to have 18 risers at 6 2/3"Don't panic, your framing square has one leg divided into 12ths,8/12 = 2/3
