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yuradex [85]
3 years ago
7

A 7-foot ladder is leaned against a building in such a way that the bottom of the ladder is 4 feet from the base of the wall. Fi

nd the angle formed between the ladder and the ground
Mathematics
1 answer:
kirza4 [7]3 years ago
5 0
Θ=<span><span>180<span>cos<span>−1</span></span><span>(<span>47</span>)/</span></span>π</span>=55.1501<span> degrees</span>
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A high speed elevator can rise 480 feet in 30 seconds. which expression represents the rate, in feet per minute, of the elevator
AleksAgata [21]

R = 960x ft/min

Explaination : 960 is the rate at which the elevator will rise in a minute, while the 'x' represents the amount of minutes passed. Finally the label in the end clarify the units of measure.


4 0
3 years ago
Molly has a jar containing 4 yellow, 3 blue, 3 green, and 2 orange marbles
NeTakaya

Answer: .111 with a bar notation over the last 1 or 11.1%

Step-by-step explanation:

There are 12 marbles in total. There are 4 yellow marbles. Therefore there is a 4/12 probability of Randomly picking a Yellow marble the first time . Since she placed the marble back, there is a 4/12 probability of getting a yellow marble the 2nd time.

(4/12)(4/12) = 16/144 = 1/9 = .111 with a bar notation over the last 1 or 11.1% (about 11%)

6 0
3 years ago
F(x)=-5x+2 and g(x)=1/2x+4 find f(g(12))
skad [1K]

Answer:

- 48

Step-by-step explanation:

If you want to learn more about this concept, it's called composition of functions.

First, you plug in g(x) as if it were x into f(x).

f(g(x))= -5 (1/2x + 4) + 2

= -5/2x - 20 + 2

= -5/2x - 18

Then, plug in the value given, as x.

= -5/2 (12) - 18

= -30 - 18

= - 48

I hope this helped!

3 0
3 years ago
PLS HELP 30 ISH POINTS
Nina [5.8K]

Answer:

this is my alt, btw. I'm taking these points back from myself before they get stolen

5 0
2 years ago
Answer to this please
xenn [34]

Answer:

(150 \times 75 - 75 \times 75 \times 3.14 \times 0.5) \times 0.5 = (11250 - 8831.25) \times 0.5 = 1209.375

5 0
3 years ago
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