gbprulesmile
25.01.2021 •
Mathematics
In the picture provided, right triangle ABC is drawn with a 72 degree angle. For right triangles with it an angle of 72 degrees the ratio of the side opposite the 72 degree angle compared to the hypotenuse is 19/20. If the hypotenuse. AC has a length of 100 what is the length of the opposite side to 72° angleBC.
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Ответ:
105,3≈105
Step-by-step explanation:
sin 72°=19/20
sin 72°=100/x
x=(20*100)/19=105,3
x=BC
x- is hypotenuse
i calculated with calculator
Ответ:
true
Step-by-step explanation:
:)