Answer:
8.94 m
Step-by-step explanation:
Use the Pythagorean Theorum -
. Use leg 1 as <em>a</em>, leg 2 as <em>b</em>, and the third side as <em>c</em>.
We know leg 1 is 4, and that leg 2 is twice as long as leg 1...

Now, we use the Order of Operations to find
...

Now, we find the square root of
to find c...

So, the length of the third side is 8.94 m.
Answer:
The faster train goes 60mph
Step-by-step explanation:
s= speed
s+20 is the faster train.
Then you are given:
200/s+s+20=2
200=2*(2s+20)
4s+40=200
4s=160
s=40 is the slower train
40+20= speed of faster one
s=60 ;)
Answer:

Step-by-step explanation:

Switch sides:

Multiply both sides by 9:


Divide both sides by 5:


Add 32 to both sides:


Answer:
B. 48
Step-by-step explanation:
Multiply all the numbers of choices together.
trim levels: 3
colors: 4
interior: 4
number of combinations = 3 * 4 * 4 = 48