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lorasvet [3.4K]
3 years ago
11

The lengths of the sides of a triangle are 15 cm, 20 cm, 30 cm. What are the lengths of the sides of a similar triangle that has

a perimeter of 26 cm ?
Mathematics
2 answers:
polet [3.4K]3 years ago
7 0

189 Answers. are you understand.

faust18 [17]3 years ago
6 0

Answer:

6 cm,12 cm,8 cm

Step-by-step explanation:

add the perimeter of the first triangle to get 65

then divide 65 by 26 to get 2.5

then divide all the side lengths by 2.5

15/2.5=6

20/2.5=8

30/2.5=12

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Type the correct answer in each box. Round your answers to the nearest tenth.
Alexxandr [17]
To find the length of the ladder, you need to do Pythagorean theorem.
50^2 + 30^2 = x^2
2500 + 900 = x^2
x^2 =3400
x= square root of 3400
58.31 OR 10 root34

To find the angle: 
tan theta = opposite/adjacent
50/30 = 5/3
theta = tan inverse of 5/3
= 59.04
6 0
3 years ago
Teni had 16 berries. She has a number two greater than Marta. How many berries Marta had
Hitman42 [59]
I think the answer is 8
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5 0
3 years ago
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Belle is going to make chili for a football party. It will take 1 hour and 10 minutes to prepare all the ingredients and assembl
MrRa [10]

Answer:

1:10pm

Step-by-step explanation:

1st, you add all the time needed to make the chili & cook it.

1 hour + 10 minutes + 1 hour + 40 minutes =  2 hours & 50 minutes.

Now you work backwards from 4:00pm.

You go back 2 hours & you would be at 2:00pm

Now you go back another 50 minutes & you would be at 1:10pm

To double check, you can add 2 hours & 50 minutes to 1:10pm & you would get 4:00pm

6 0
2 years ago
The sum of three consecutive odd intergers is 429. Determine the largest of these intergers.
sergey [27]
The largest integer is 144, and the other two numbers are 143 and 142.
6 0
3 years ago
Need the a answer for this
FinnZ [79.3K]

Answer:

Given expression:

\dfrac{14a^4b^6c^{-10}}{8a^{-2}b^3c^{-5}}

Separate the variables:

\implies \dfrac{14}{8} \cdot \dfrac{a^4}{a^{-2}} \cdot \dfrac{b^6}{b^3} \cdot \dfrac{c^{-10}}{c^{-5}}

Reduce the first fraction:

\implies \dfrac{7}{4} \cdot \dfrac{a^4}{a^{-2}} \cdot \dfrac{b^6}{b^3} \cdot \dfrac{c^{-10}}{c^{-5}}

\textsf{Apply Division Property of Exponents rule} \quad \dfrac{a^b}{a^c}=a^{b-c}:

\implies \dfrac{7}{4} \cdot a^{4-(-2)} \cdot b^{6-3} \cdot c^{-10-(-5)}

\implies \dfrac{7}{4} \cdot a^{6} \cdot b^{3} \cdot c^{-5}

\textsf{Apply Negative Property of Exponents rule} \quad a^{-n}=\dfrac{1}{a^n}

\implies \dfrac{7}{4} \cdot a^{6} \cdot b^{3} \cdot \dfrac{1}{c^5}

Therefore:

\implies \dfrac{7a^6b^3}{4c^5}

4 0
1 year ago
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