Mathematics
04.04.2020 15:16
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Green and red what is the ratio of green stars to red stars? a) 1 : 2 b) 2 : 3 c)

Green and red

what is the ratio of green stars to red stars?
a) 1 : 2
b) 2 : 3
c) 2 : 4
d) 3 : 2
Show Answers
00bebebeauty00
00bebebeauty00
4,6(45 marks)
The answer is B. 2 :3
There are 4 green stars and 6 red stars, so the ratio is 4 : 6 so reduce it and the answer will be 2 : 3.

Good luck and happy new years!! ^//^
AriesTwice
AriesTwice
4,6(9 marks)
The ratio is 4:6 which reduces to 2:3
Letter B
tamera62
tamera62
4,4(65 marks)

Length of x is 98.2 m

Step-by-step explanation:

Step 1:

Use the trigonometric ratio tan 27° to find the common side of both the right angled triangles.

tan 27° = opposite side/adjacent side = opposite side/9

∴ Opposite side = 9 tan 27° = 9 × - 3.27 = -29.46 m

Step 2:

Use this side and trigonometric ratio cosine to find the value of x.

cos 49° = adjacent side/x = -29.46/x

∴ x = -29.46/cos 49° = -29.46/0.30

     = 98.2 m (negative value neglected)

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