A I did the work on my computer it is right
Answer:
45
Step-by-step explanation:
because this is a 45 45 90 triangle
Step-by-step explanation:

For any quadratic equation
, the quadratic formula is as follows:

From the given quadratic equation, we know that
,
and
. Plugging in these values into the quadratic formula gives us the following:



Answer: Mean Score = 50 Range = 31
Step-by-step explanation:
58+76+40+35+46+45+0+100=400
400/8=50
Range = subtract smallest number from largest number
54 - 23 = 31
The answer is D because it 172.8 cm