Answer:
1. yes
2.yes
Step-by-step explanation: you did the math right good
I took five years before and it was hard for me to remember the postualates. I found it helpful to practice proving problems that involved the postualate. Some postualates like SAS are just abbreviations. SAS- Side-Angle-Side
Start by distributing the - 1/3 which is the same as dividing the entire parentheses by 3 which results in (3x+10)
You can use the trig ratios. Draw a diagram to see which one is appropriate.
Tan would be used.
Tan29=x/20
20Tan29=x
Put this into your calculator and see what you get
Answer:
16
Step-by-step explanation:
To solve, we can use an equation finding the average of the siblings'ages.
