Answer:
86.67 km/hr
Step-by-step explanation:
First Hour: (80 km/hr)(1 hr) = 80 km
Next two hours: (90 km/hr)(2 hr) = 180 km
Total distance traveled: = 260 km
Average speed: total distance / total time elapsed) = 260 km / 3 hr
= 86.67 km/hr
Answer:
Write each answer in centimeters.
Step-by-step explanation:
We cant help you online with measuring, although you can pull out a ruler a measure to the nearest centimeter.
Answer: sum of all the given three sides
Answer:
s=7w + 85..$141 in total for 8 weeks
Answer:
113.04 cm.
Step-by-step explanation:
Step 1: <u>Formula/explain</u>
To find the area of a circle, multiply the radius by itself twice, then multiply the product pi.

Step 2: <u>Solve</u>
According to the word problem, the circle has a diameter of 12. This means it has a radius of 6.
Now, we plug the numbers into formula.

Step 3: <u>Conclude</u>
Therefore, the area of this circle is 113.04 cm.