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Mama L [17]
3 years ago
14

a boat takes 4 hours to go 12 miles upstream.It can go 32 miles downstream in same time.Find the rate of the current and the rat

e of the boat in still water.
Mathematics
1 answer:
MrRissso [65]3 years ago
3 0
The unit rate of the boat is 3 miles per hour. I don't understand the rest of the question, sorry. :(
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A triangle has side lengths of 36 in, 27in, and 61 in. Classify it as acute, obtuse, or right.
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<span>When given 3 triangle sides, to determine if the triangle is acute, right or obtuse:1) Square all 3 sides.36, 27, 61 </span><span> <span> <span> 1,296, </span></span></span> <span> <span> <span> 729, </span></span></span> <span> <span> <span> 3,721 </span> </span> </span> <span><span> </span> </span> <span><span> </span> </span> <span><span>2) Sum the squares of the 2 shortest sides.1,296 + 729 = 2,025

3) Compare this sum to the square of the 3rd side.2,025 < 3,721
if sum > 3rd side²   Acute Triangleif sum = 3rd side²   Right Triangleif sum < 3rd side²   Obtuse TriangleTherefore, it is an Obtuse TriangleSource:http://www.1728.org/triantest.htm
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Step-by-step explanation:

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