2 years ago

Cos36.cos72.cos108.cos144

1 answer:

6 0

Cos36 = 0.84
Cos72 = 0.43
Cos108 = -0.13
Cos144 = -0.64

Cos36xCos72xCos108xCos144 = 0.84 x 0.43 x (-0.13) x (-0.64)= 0.03

Hope that it helps :)

You might be interested in

Mrs.bain earns 30,483 per year how money does she earn in one month my entire math grade depends on this one answer please help

mixer [17]

30483/12
=$2540.25
Hope this helps

8 0

2 years ago

What number is 11 1/3% of 215?

gogolik [260]

8 + 3/4 - 11 + 1/3 = - 215/12 = - 17 11/12 = - 17.9166666667; Result written as: improper fraction, mixednumber (also called mixed fraction) and decimal number

3 0

3 years ago

Read 2 more answers

Order from least to greatest 7.2 7.04 7.413 7.134

vfiekz [6]

Answer:

7.04, 7.134 ,7.2, 7.413

Step-by-step explanation:

4 0

1 year ago

Sin²(240°) how to solve

lina2011 [118]

Answer:

3/4

Step-by-step explanation:

sin^2(240°)

=sin^2(360-120)

=sin^2(-120)

={-sin^2(120)}

=(- $\sqrt({3} /2)^2$

=3/4

6 0

2 years ago

Read 2 more answers

Solve the inequality.

blagie [28]

Answer:

B) n ≥ -20

Step-by-step explanation:

n/4 ≥ -5

n ≥ -20

7 0

2 years ago