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baherus [9]
3 years ago
13

Find the direction angle of 3i+j

Mathematics
1 answer:
Marat540 [252]3 years ago
4 0

Answer:

18,435°

Step-by-step explanation:

tan (α) = 1/3

arctan (1/3) = 18,435 degrees

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Please help ASAP!!!
ELEN [110]

Answer:

0.4%

Step-by-step explanation:

2/5 people wear glasses from watching tv and 2/4 as a decimal is 0.4

3 0
3 years ago
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The lines on a 2-cup liquid measuring cup divide each cup into eighths. If you measure 1 3/4 cups of water, between which two qu
masya89 [10]

Answer:

1 3/4 cups is between the 13th and 15th lines from the bottom.

Step-by-step explanation:

The bottom of the cup has no line and corresponds to 0 eights.

1st line up: 1/8 cup  

2nd line up: 2/8 cup    this is also called 1/4 cup

3rd line up: 3/8 cup

4th line up: 4/8 cup     this is also called 1/2 cup

5th line up: 5/8 cup

6th line up: 6/8 cup     this is also called 3/4 cup

7th line up: 7/8 cup

8th line up: 8/8 cup     this is also called 1 cup

9th line up: 9/8 cup

10th line up: 10/8 cup    this is also called 1 1/4 cup

11th line up: 1 3/8 cup

12th line up: 1 4/8 cup     this is also called 1 1/2 cup

13th line up: 1 5/8 cup

14th line up: 1 6/8 cup    this is also called 1 3/4 cup

15th line up: 1 7/8 cup

16th line up: 1 8/8 cup    this is also called 2 cups

1 3/4 cups is between the 13th and 15th lines from the bottom.

7 0
4 years ago
Simplify the expression. Show your work. Please help!!<br><br> 3x(11 – 5x)
BARSIC [14]

Answer:

-15x^2 +33x

Step-by-step explanation:

3x(11 – 5x)

Distribute the 3x

3x*11 -3x*5x

33x-15x^2

-15x^2 +33x

3 0
4 years ago
Help I need help with this algebra.
ra1l [238]

Answer:

B, D, F

Step-by-step explanation:

B, D, F

3 0
3 years ago
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The area of a rectangular invitation card is 3/10 square foot. Given that the length of the card is 4/5 foot find its perimeter
Andrei [34K]
The perimeter would be 3/8+3/8+4/5+4/5= 2.35 or 2 7/20 square foot.
I hope this helps.
YOU'RE WELCOME :D
8 0
3 years ago
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