Answer:
15 installments
Step-by-step explanation:
3900 = Σ 400 - 20*(n - 1)
At Tire Depot, a pair of new tires sells for $216. The manager's special advertises the same tires selling at a rate of $380 for
2 answers:
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Answer:
The required value of y is 4800
Calculate the hypotenuse( h ) using Pythagoras' identity
h =√(4² + 7²) = √(16 + 49) = √65
sinΘ = 4 / √65 ⇒ cscθ = √65 / 4
cosθ = 7/ √65 ⇒ secθ = √65 / 7
tanθ = ⇒ cotθ =