Answer:
A.
Step-by-step explanation:
It is possible to have an isoceles triangle with on 80 degree angle because all sides to a triangle add to 180 degrees so if you minus 180-80=100. There is 3 sides to a triangle so half the 100 and you get 50 which means you get two of the same angles which are 50 degrees. That means that the question is possible and is isoceles.
The unit rate, in miles per hour (mph) is:
21
---
2 21 mi 5
===== = ---------- * -------- = 105/2 mph, or 52.5 mph
1 2 hr 1
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5
Answer:
1.3*10^-3
Step-by-step explanation:
When using scientific notation, if you are moving to the left it is a positive exponent. If you are moving to the right it is a negative exponent. since we moved the decimal point to the right, the exponent will be negative.
Answer:
Simplified expression is 1.8i+0.6s
Step-by-step explanation: