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kati45 [8]
3 years ago
13

Select the correct answer.

Mathematics
1 answer:
likoan [24]3 years ago
6 0

Answer:

x = 20

Step-by-step explanation:

Traingle ABC = Traingle DEC

4x-1×4×5 = x+2×4×5

80x-1 = 2×20x

80x-20x = 2+1

60x = 3

60÷3 = x

x = 20

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PLEASE HELP!!<br><br>Sin &lt;k=<br>A. 1/2<br>B. (sqrt3)/3<br>C. 2<br>D. 2sqrt3​
algol [13]

Answer:

1/2

Step-by-step explanation:

Sine is opposite over hyp.

So the opp is 5 and the hyp is 10

5/10 equal 1/2

4 0
2 years ago
A recipe that makes 4 servings calls for Two-thirds cup of flour. How much flour is required to make 20 servings? 6 cups 3 and o
Vlad [161]

Answer:

3 1/3 cups of flour

Step-by-step explanation:

20/4 = 5

20 servings is 5 times 4 servings, so you need 5 times the amount of ingredients.

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3 years ago
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Step-by-step explanation:

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