12 years, use the slope of the line of best fit to find the best estimate for the age of the child.

ex: (3,10), (6,20), (9,30), which means the y value of 40 must be 12.

3 0

3 years ago

Please answer it now

Sergeeva-Olga [200]

Answer:

s= 15 (nearest integer), 14.8 (to nearest 10ths)

Step-by-step explanation:

here you need to apply the cosine rule,

${s}^{2} = {u}^{2} + {t}^{2} - 2ut \cos(s)$

substituting the values,

u= 13, t=5 and angle S as 60 and solving will give you the answer 14.76 (2 dp)

3 0

3 years ago

Which of the following ordered pairs could be the y-intercept of a function?

Paul [167]

(-3,2)))))))))))))))))))))))))))))))))))

7 0

3 years ago