Mathematics: The sum of the lengths of two sides of a triangle is always greater then the length of the third side.

The sum of the lengths of two sides of a triangle

Ответ:

genyjoannerubiera

13.01.2022

Triangle Inequality Theorem. The sum of the lengths of any two sides of a triangle is greater than the length of the third side

Step-by-step explanation:

0,0(0 оценок)

Ответ:

19zmurphy

05.08.2020

Mathematics

x=4, y=1.

Step-by-step explanation:

$\left \bigg \{ {\big{x+y=5} \atop\big {x^{2}-y^{2} =15}} \right.\\\\x+y=5\\x+y-y=5-y\\x=5-y\\\\(5-y)^{2} -y^{2} =15\\5^{2} -10y+y^{2} -y^{2}=15\\25-10y=15\\25-10y-25=15-25\\ -10y=-10\\-10y \div (-10)=-10 \div (-10)\\y=1\\\\x+y=5\\x+1=5\\x+1-1=5-1\\x=4$

0,0(0 оценок)

The sum of the lengths of two sides of a triangle is always greater then the length of the third side.

Ответ:

Ответ:

Ask your question to the AI advisor

More tips

Answers on questions: Mathematics

Ask an AI advisor a question