ah178273 ah178273
  • 02-05-2020
  • Mathematics
contestada

Use a special right triangle to express sin 45 degrees as a fraction

Respuesta :

surjithayer10 surjithayer10
  • 02-05-2020

Answer:

Step-by-step explanation:

in a right angled triangle angles given are 45,90

Then third angle is also 45 °

as two angles are 45° each.

Then sides are also equal.

Let the equal sides be each =x

then hypotenuse=√(x²+x²)=√(2x²)=x√2

sin 45°=x/(x√2)=1/√2

Answer Link
MJbrown
MJbrown MJbrown
  • 16-05-2021

Answer:

2√/2

Step-by-step explanation:

Use a 45°–45°–90° triangle to find sin 45°.

Answer Link

Otras preguntas

1.5/16 as a mixed number
144kg in the ratio 1:3:5​
HELP PLEASE PLEASEEEEEEEEE​
what is communication barriers?​
Zara want to purches a new shirt for $19.98 and a pair of sneakers for $64.95.She only has $73.17 saved.How much more money dose she need to purchase the new sh
In to kill a mocking bird The upcoming trial is the “talk of the town.” It has preoccupied most people with salacious gossip and tabloid talk. True or False
Learning Task 1: Find the value of th1. 3x + 5;x = 22. 5xy + X - 4, X =x = -3 and y = 53. 6ab-c ; a = 5; b = 3; c = 10abcシ︎​
Expanded form of 5*10^-9​
who can write a poem???
Although it was not the longest Chinese dynasty how did the Han Dynasty stay in power for over 400 years.