arunkumar8218
arunkumar8218 arunkumar8218
  • 15-02-2021
  • Mathematics
contestada

if in ∆ABC, angle C=90 then cos(A+B )=​

Respuesta :

NerdLovesMath NerdLovesMath
  • 15-02-2021

Answer:

180

Step-by-step explanation:

Cause all together this angel would equal 360.

90 is one side of the triangle and a and b will both be 45 so 45+45+90

Answer Link

Otras preguntas

PLEASE HELP !!!!!!!!!!!!
What are the four different nitrogen containing bases?
Ummm... I dont know how to do this: raise the quotient of s and r to the 3rd power
How many students text during class? A student created an anonymous survey asking students whether or not they text in class. Of the 50 students who responded,
what should be qualities of a captain or leader.​
V=pir2h. Solve for pi
Which decimal is equivalent to 19/4
Can someone help me out with this question please and thank you! ​
Height and Reading Ability In elementary school (grades 1 to 6), there is a strong association between a child’s height and the child’s reading ability. Taller
what activities are going on at present to promote the arts in Nepal?​