Students with D's / total students : 3 / (7 + 9 + 11 + 3 + 2) =
3 / 32 = 0.0937...to turn to a percent, multiply by 100 = 9.375....rounded =
9.4% <== ur probability
For the first one, the answer is yes.
2. A.-1.
i hope this helps.
0.7135 minutes = 42.81 seconds
0.7135 seconds = 0.0118916667 seconds
Is this the sort of thing that you were asking for...?
Answer:
1h 18min
Step-by-step explanation:
Not sure if that is what the problem is asking you.
Let

the length of the shorter leg
Let

the length of the longer leg
Let

the length of the hypotenuse


Pythagorean Theorem:

⇒

Substitute a new variable

into

⇒

⇒

⇒

⇒

⇒

⇒

or

Since 9 is a perfect square, we go with

⇒

Plug

into

⇒

⇒

⇒

Plug

into

⇒

⇒

⇒

So the triangle is a 3-4-5 right triangle.