A is correct.
If the two shorter sides squared and added together, equals the longer side squared, then it is a right triangle.
Answer:
<h2>10, 7.5, 5.625, 4.21875, ...</h2><h2>160, 40, 10, 2.5, ...</h2><h2>20, 70, 245, 857.5, ...</h2><h2>5, 5.5, 6.05, 6.655, ...</h2>
Step-by-step explanation:
His rate is 4.5 miles per hour. It would take him 4 hours to hike 18 miles. He would have traveled 31.5 miles in 7 hours.
The answer is 32 ………………..