If cscθ = 1 1/4, cosθ = a. 3/4 b. 1 2/3 c. 3/5 d. 4/5

asked Nov 28, 2022 34.4k views

4 votes

If cscθ = 1 1/4, cosθ =

a. 3/4
b. 1 2/3
c. 3/5
d. 4/5

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4 votes

Answer:

we have

cscθ =1
(1)/(4)

(h)/(p) =
(5)/(4)

h=5

p=4

b=
$\sqrt{11 {}^(2) - 4 {}^(2) }$

b=3

now

cosθ=
(b)/(h) =
(3)/(5)

c. 3/5

Rukmal Dias answered Dec 4, 2022