Answered

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Work out the length of AC.
Give your answer to 3 significant figures.
A
29 cm
23°
ch
B

Work Out The Length Of AC Give Your Answer To 3 Significant Figures A 29 Cm 23 Ch B class=

Sagot :

Answer:

AC ≈ 11.3 cm

Step-by-step explanation:

Using the sine ratio in the right triangle

sin23° = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{AC}{AB}[/tex] = [tex]\frac{AC}{29}[/tex] ( multiply both sides by 29 )

29 × sin23° = AC , then

AC ≈ 11.3 cm ( to 3 significant figures )

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