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creativ13 [48]
3 years ago
8

Maleek rested a 15.5-foot ladder against a building. The base of the ladder is 8.2 feet from the building. How far up the buildi

ng does the ladder reach? To the nearest tenth of a foot, about how far up the building does the ladder reach? ft
Mathematics
1 answer:
oksian1 [2.3K]3 years ago
3 0

Answer:

13.2 ft

Step-by-step explanation:

x^2 + 8.2^2 = 15.5^2

x = \sqrt{15.5^2 -8.2^2}

x = 13.2 ft

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8units sorry if is wrong
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Please help me answer this. I think that for the first one the answer is A, but I am not sure. There are two parts to the questi
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3 years ago
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A cuboid has a base of 12. 5 cm by 20 cm. holds exactly 1 litre of water. What is the height.​
nikitadnepr [17]

Answer:

4 cm

Step-by-step explanation:

V=L×W×H

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6 0
3 years ago
Which postulate or theorem can be used to
sveticcg [70]

Answer:

AA Similarity Postulate

Step-by-step explanation:

we know that

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step 1

Verify the proportion of the corresponding sides

\frac{PS}{PQ}=\frac{PT}{PR}

substitute

\frac{45}{20}=\frac{36}{16}

2.25=2.25 ----> is true

Corresponding sides are proportional

Triangle PQR is similar to Triangle PST

That means

Corresponding angles must be congruent

side QR is parallel side ST

and

m\angle PQR=m\angle PST ----> by corresponding angles

m\angle PRQ=m\angle PTS --> by corresponding angles

so

PQR is similar to PST by AA Similarity Postulate

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4 years ago
13 and 14 go together
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