mavericag
mavericag
22-03-2021
Mathematics
contestada
find the value of a,b,y, and z
Respuesta :
blerimmollaj
blerimmollaj
22-03-2021
Answer:
^ACD= 90+60+x=180
^ACD=150+x=180
^ACD=x=30.
^DCB=60.
^CDB=90
Answer Link
HajirahBibi
HajirahBibi
22-03-2021
tan = opposite/ adjacent
tan 60 = 8/a
a = 8/tan 60
a = 4.61880....
a = 4.6 cm (nearest tenth)
sin = opposite/ hypotenuse
sin 60 = 8/y
y = 8/sin 60
y = 9.2376.....
y = 9.2 cm (nearest tenth)
tan 30 = 8/b
b = 8/tan 30
b = 13.8564......
b = 13.9 cm (nearest tenth)
sin 30 = 8/x
x = 8/sin 30
x = 16 cm
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