Answer:
(b) the unknown angle is 80°
Step-by-step explanation:
The unkown angle is:
[2(x-10)]°
Substituting "x" by 50 (part a)
[2(50-10)]°=[2(40)]°=80°
The answer to this would be 1/5.
hope this helps
Answer:
Here is the solution . see the attached file
Answer:
547 & 544
Step-by-step explanation:
when you round 552 to the nearest 10 its 550 and 544 would be 540.
when rounded to the nearest hundred 552 would be 600 & 544 would be 500.
(could be wrong)