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andriy [413]
4 years ago
7

Tell whether x and y show direct variation. Explain your reasoning. x/y=20

Mathematics
1 answer:
Lelechka [254]4 years ago
8 0
Yes because b/c it only has constan term and it is 20
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Drag each length to the correct location on the triangle. Each length can be used more than once, but not all lengths will be us
scoray [572]

The measure of the missing side of the right triangle are as follows;

adjacent side = 5√2

hypotenuse =  10

<h3 /><h3>How to find the side of a right triangle?</h3>

A right angle triangle has one of its angles as 90 degrees.

Therefore,

using trigonometric ratios,

tan 45 = opposite / adjacent

tan 45 = 5√2 / a

adjacent side = 5√2 / 1

Therefore,

adjacent side = 5√2

sin 45 = opposite / hypotenuse

hypotenuse = 5√2 / √2 / 2

hypotenuse =  5√2 × 2 / √2

hypotenuse =  10

learn more on right triangle here: brainly.com/question/6322314

#SPJ1

5 0
2 years ago
3. The dance club at school has 22 members. The dance coach wants to send four members to a special training on
diamong [38]

Answer:

a) a combination

b) The probability = 1 ÷ [ Number of ways to select the four dancers ]

Step-by-step explanation:

a) Here it is only required to calculate the number of ways to select the four dancers and the order of the dancers is not required i.e not important for us.

Hence, we will use a combination to select 4 out of 22 dancers

i.e ²²C₄

b) Since the dancers selected are 4 predetermined individuals

therefore,

number of ways to select selecting dancers Laura, Matthew, Lakiesha, and Santos will be '1'

Hence,

The probability = 1 ÷ [ Number of ways to select the four dancers ]

= 1 ÷ ²²C₄

8 0
4 years ago
2. Convert the following from standard form to vertex form:<br> g(x) = -5t2 - 10t + 15
Naya [18.7K]

Answer: y = -5(x+1)^2+20

Step-by-step explanation: I haven't done any math in a long time so take this with a grain of salt but they were equivalent on the calculator.

6 0
3 years ago
Which of the following is LEAST associated with human capital?
Helga [31]

Answer:

Hope it helps you

Step-by-step explanation:

(a) medical treatment that reduces time off of work due to illness or injury.

3 0
2 years ago
20000 into saving account 6% compound interest for 10 years
zimovet [89]

Answer:

210,000‬

Step-by-step explanation:

20,000 * 6% = 1,200‬

20,000 + 1,200 = 21,000

21,000 * 10 = 210,000‬

Therefore your answer is 210,000‬

3 0
3 years ago
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