Ask question

Ask question

All categories

2 years ago

12

He is pulling 400 feet over level ground by exerting a constant 25-pound force on the bar that makes an angle of 30° with the gr

ound.
How much work is Thomas doing to pull the wagon?

10,000 foot-pounds
8,660 foot-pounds
7,070 foot-pounds
5,000 foot-pounds

2 answers:

Deffense [45]2 years ago

5 0

Answer:

b

Step-by-step explanation:

pochemuha2 years ago

4 0

Answer:

It’s b

Step-by-step explanation:

You might be interested in

What is sin45°*sin30°*cos60°

NNADVOKAT [17]

Answer:

$\frac{\sqrt{2} }{8}$

Step-by-step explanation:

Using the exact values of the given trig functions, then

sin45° × sin30° × cos60°

= $\frac{\sqrt{2} }{2}$ × $\frac{1}{2}$ × $\frac{1}{2}$ = $\frac{\sqrt{2} }{8}$

6 0

2 years ago

What does algebra mean?

Xelga [282]

The part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formulae and equations.

5 0

3 years ago

Johnny can type 141 words in 2 minutes.at this rate,how many words can be typed in 10 minutes

Sergeu [11.5K]

Answer:

705

Step-by-step explanation:

141 words in 2 minutes means 70.5 words in a minute

70.5 × 10 = 705 words in 10 minutes

7 0

3 years ago

Read 2 more answers

Angles L and M are supplementary. What is the sum of their measures? The sum of the measures of angles L and M is

Reil [10]

Supplementary angles will always add up to 180. If you had a straight line, and you drew another line across that line, the two angles on either side of that line would add up to 180 because a flat line is equal to 180 degrees.

3 0

3 years ago

Read 2 more answers

Could anyone find this?

lina2011 [118]

Answer:

Step-by-step explanation:

Since the squares have areas of 32u^2. The side lengths are

$s=\sqrt{32}\\ \\ \text{By the Pythagorean Theorem}\\ \\ x^2=s^2+s^2\\ \\ x^2=32+32\\ \\ x^2=64\\ \\ x=\sqrt{64}\\ \\ x=8$

8 0

2 years ago