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Mekhanik [1.2K]
3 years ago
7

What is the value of cos(60)

Mathematics
2 answers:
rewona [7]3 years ago
8 0

Answer:

0.5

Step-by-step explanation:

Delvig [45]3 years ago
3 0

Answer: cos(60)= - 0.95241298041

Step-by-step explanation: that the answer

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Brian has reduced his cholesterol level by 18% after his last check up. If his original level was 220, what is his approximate
Drupady [299]

Answer:

B

Step-by-step explanation:

multiply 18% and 220 which is 39.6

subtract 39.6 from 220 which is 180.4

simplify

3 0
3 years ago
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Sorry for the bad picture quality, lol trust me I’m not android user... bUt I really am struggling! Help!-
Klio2033 [76]

Answer:

a to u

Step-by-step explanation:

3 0
3 years ago
Please answer this question...
MariettaO [177]

Answer:It should be x=1 not sure thought.

Step-by-step explanation:

4 0
3 years ago
Find the compound interest compounded annually on rupees 2700 rate 6 ⅔% per annum and time is 2 years​
dalvyx [7]

<u>Answer:</u>

plz mark me as brainliest ...TOOK ME LONG TIME TO TYPE

answer = CI = 3108 RUPEES

<u>Step-by-step explanation:</u>

i am doing the method in which u find the simple interest of first year then second year.

SI FOR 1ST YEAR= P X R X T / 100

SI = 2700 X 20 X 2 / 3 X 100   ( RATE OF INTEREST IS 20 / 3)

SI = 108000/300

SI = 360

SI FOR SECOND YEAR =

P = 2700 + 360= 3060

SI = 3060 X 20 X 2 / 300

SI= 122400 / 300

SI = 408

COMPOUND INTEREST (CI) = PRINCIPLE + SI OF 2ND YEAR

CI = 2700 + 408

CI = 3108 RUPEES

or u can solve be the method

CI = amount - principle

Amount= principle x (change in ratio) raised to time

                                       ***************************************

6 0
3 years ago
BD is tangent to circle O at C, m(arc AEC) = 280, and m(arc ACE) = 140. Find m (The figure is not drawn to scale.)
Zepler [3.9K]

Answer:

The correct answer is second option 60°

Step-by-step explanation:

From the figure we can write,

measure of arc AEC = measure of arc AE + measure of CE

measure of arc ACE = measure of AC +  measure of CE

measure of arc AEC + measure of arc ACE = 280 + 140 = 420°

measure of arc AE + measure of CE + measure of AC +  measure of CE = 420

measure of arc AE + measure of CE +  measure of AC = 360°

measure of CE = 420 - 360 = 60°

The correct answer is second option 60°

8 0
3 years ago
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