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Cloud [144]
3 years ago
12

Given that cos a equals 4/5 what is sin a/2

Mathematics
1 answer:
astra-53 [7]3 years ago
8 0

-0.31622... yeah i think it is that

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A) 2 / 7 + 3 / 7 = ? b) 5 / 8 + 7 / 8 = ? c) 2 / 3 - 1 / 2 = ?
sergeinik [125]

Answer: A=5/7. B=3/2. C=1/6

D=3/5. E=14/11. G=5/7 H=3/2 I=1/6 j=3/5 K=14/11 L=7/8

Step-by-step explanation:

8 0
3 years ago
Please help, x = ? thank you!
masya89 [10]

Answer:

x = 9.8

Step-by-step explanation:

They are same shape so we just get the ratio.

AB/JK = BC/KL

5 / 7 = 7 / x

5x = 49

x = 9.8

4 0
4 years ago
Read 2 more answers
Cameroon corp. manufactures and sells electric staplers for $15.90 each. if 10,000 units were sold in december, and management f
Serga [27]
Sales in December = 10,000*15.90 = $159,000

For 5% forecast growth each month;

Sales in January = (1+0.05)*Sales in December = 1.05*159,000 = $166,950
Sales in February = (1+0.05)*Sales in January = 1.05*166,950 = $175,297.50

The company should budget for $175,297.50 sales in February.
5 0
4 years ago
A number, x, decreased by the sum of 2x and 5<br> Please show work!!!!!! Thank you!!!!
Natali5045456 [20]
Ive got a soulution
the number is 3 times the sum of its digits
45 is added=4+5=9so,a common numbers in 3rd and 9th table
9,18,27,36,45...
27+45=72
2+7=9
or
4+5=9
7 0
3 years ago
Andrew must cut a rope 9 1/7 yards long into 8 equal
Fittoniya [83]

Answer:

each rope should be 1 1/7 yard long

Step-by-step explanation:

9 1/7 ÷8

1 1/7

6 0
3 years ago
Read 2 more answers
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