I need help w this plz thanks
1 answer:
Answer:
x = 4√7
y = 8√7
Step-by-step explanation:
Reference angle = 60°
Opposite = 4√21
Hypotenuse = y
Adjacent = x
To find x, apply TOA
Tan 60 = Opp/Adj
Tan 60 = (4√21)/x
x * Tan 60 = 4√21
x = (4√21)/Tan 60
x = (4√21)/√3 (tan 60 = √3)
Rationalize
x = (4√21*√3)/√3*√3
x = (4√63)/3
x = (4*3√7)/3
x = 4√7
To find y, apply SOH:
Sin 60 = Opp/Hyp
Sin 60 = (4√21)/y
y*Sin 60 = 4√21
y = 4√21/sin 60
y = (4√21)/(√3/2)
y = ✓(4√21 × 2/√3)
y = (8√21)/√3
y = 8√7
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