Two machines, Y and Z, work at constant rates producing identical items. Machine Y produces 3 items in the same time Machine Z p
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Answer:
36 miles.
Step-by-step explanation:
We have been given that Karina rode her bike up a mountain trail at an average of 4 mph. Then she rode it back down the trail at an average of 20 mph. The entire trip took 3 hours.
Substitute the given values:
The total distance is 72 miles, so the distance going up would be half of 72.
Therefore, Karina went 36 miles up the mountain.
Base is always the number on the bottom. Height is always the line in the middle of the triangle unless the triangle is a right angle (90 degree triangle) and if it is, the number on the side is the height. Here's a picture of it:
