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Which equation can be used to find the length of AC?
A
10 in.
b
40°
C
B
CU
O (10)sin(40°) = AC
O (10)cos(40°) = AC
1
= AC
sin(40)
10
cos(40
= AC

Which equation can be used to find the length of AC A 10 in b 40 C B CU O 10sin40 AC O 10cos40 AC 1 AC sin40 10 cos40 AC class=

Respuesta :

Answer:

AC = 10sin40°

Step-by-step explanation:

Using the sine ratio in the right triangle

sin40° = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{AC}{AB}[/tex] , then

sin40° = [tex]\frac{AC}{10}[/tex] ( multiply both sides by 10 )

10sin40° = AC

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