Answer: Choice A
Step-by-step explanation:
Hello! Seeings 20 is less than 50, you then need to round down. If its over 50 then you round up! So if you have 14 its rounded to 10. And if you have 16 round it to 20. So 820 is rounded to 800.
Answer:
Right isosceles triangle
Step-by-step explanation:
In Right isosceles triangle, two angles are acute and equal, while, the third angle is of 90°
Answer:
x=2.17
Step-by-step explanation:
+18x+81=-4
-81 -81
+18x= -85
/18 /18
= -4.7
= 
x= 2.17
I hope this helps :) (if it does, brainliest, please??)
Answer: Positive slope is C Undefined slope is D Negative slope is B and Zero slope is A
Step-by-step explanation: