English, asked by uv0694, 6 hours ago

इन एंगल एबीसी राइट एंगेल्ड अट बी साइन इज इक्वल टू ए डेट 17 डेट द वैल्यू ऑफ कॉस्ट इन

Answers

Answered by Anonymous

15

greater than one

△ABC is a right angled triangle and right angle at B

sinA=

AC

BC

, cosA=

AC

AB

⟹sinA+cosA=

AC

BC

+

AC

AB

=

AC

BC+AB

[We know that sum of two sides of a triangle is greater than the third side]

⟹sinA+cosA>

AC

AC

=1

Hence, sinA+cosA>1

$\\ \\ \\ \\$

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