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2 years ago

Find the value of x.

Mathematics

1 answer:

MrMuchimi2 years ago

8 0

Answer:120

Step-by-step explanation:

because the triangle is a right angel which is 30 multiplied by 40 is 120its like 3 by 4 12 just add a 0

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Greg spent 3/4 of an hour each day for 2 days working on his project.Giselle spent 1/4 of an hour each day for 6 days working on

DerKrebs [107]

Answer:

C)They spent the same amount of time.

Step-by-step explanation:

Greg did 3/4 of an hour is 45mins for 2 days is x2 so Greg in total did 1 and 1/2 hours

Giselle did 1/4 of an hour which is 15mins for 6 days so x6 so Giselle did 1 and 1/2 hours too.

C)They spent the same amount of time on the project

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1 year ago

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Suppose y varies directly as x, and y=14 when x=4. What is the value of y when x=9

Katena32 [7]

Given :-

y varies directly as x, and y=14 when x=4.

To Find :-

the value of y when x=9 .

Solution :-

According to Question ,

y = kx ( k is constant )

When y = 14 and x = 4 ,

14 = k(4)
k = 14/4
k = 7/2

When x = 9 ,

y = 7/2*9
y = 63/2
y = 31.5

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2 years ago

Which rational exponent represents a cube root? A. 3/2 B. 1/2 C. 1/4 D. 1/3

diamong [38]

D. 1/3

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3 years ago

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Degger [83]

Square numbers are numbers with an odd number of factors. For example, 1 and 4 are square numbers.

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3 years ago

If f(n) = -6n + 2, find f (5/6)

joja [24]

$f( \frac{5}{6} ) = - 6( \frac{5}{6} ) + 2 \\ f( \frac{5}{6} ) = - \frac{30}{6} + 2 \\ f( \frac{5}{6} ) = - 5 + 2 \\ f( \frac{5}{6} ) = - 3$

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2 years ago

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