Answer:
23.6 (approximate value)
Step-by-step explanation:
- a*a+b*b=c*c Pythagorean thereom
- (21.5)^2 + b*b = (31.9)^2
- b*b= 1017.61 - 462.25
- √b*b= √555.36
- b=23.6(approximate value)
Answer:
3
Step-by-step explanation:
A direct variation is of the form
y = kx
We know x and y so we can find k
81 = k *27
Divide each side by 27
81/27 = 27k/27
3=k
The constant of variation is 3
Answer:
sorry man or man drawing a little more about the job than the rest on any of these
Answer: J x=6; slope is undefined
Step-by-step explanation:
Answer:
43 min
Step-by-step explanation:
subtract $24.84 from $30 and you get $5.16 and you divide that by 12 cents which then you get 43 min