15/7 divides by 42/7 equals 357/1000 or .357
Answer:
71.5
Step-by-step explanation:
Mean = Sum of data values/How many data values
65+75+64+20+80+125= 429
There are 6 data values in this data set.
429/6 = 71.5
Mean=71.5
Answer:
40
Step-by-step explanation:
1/4 (6 + s)
One-fourth (1/4) of the sum (+) of: 6 and s (6 + s)
From the figure, we can conclude that the little triangle is an isosceles triangle, the greatest angle is 90 because ∠A = 90 and they are supplementary, therefore, using the triangle sum theorem: