Find the average value:
40 minutes + 50 minutes = 90 minutes
90 minutes/2 = 45 minutes
Together it will take them 45 minutes to clean the house
2:3 is equivalent to 0.666 repeating
If you have any further questions feel free to ask.
Hope this helps.
Answer:
-0.5
Step-by-step explanation:
Answer:
∠ ABC = 53.5°
Step-by-step explanation:
The inscribed angle ABC is half the measure of the intercepted arc AC
∠ ABC =
× 107° = 53.5°