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natulia [17]
3 years ago
6

Find the value of the variable.

Mathematics
1 answer:
NemiM [27]3 years ago
7 0

Answer:

x=y[base side of isosceles triangle]

x²+y²=19²

x=√{19²/2)}

x=13.44

y=13.44

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Antônia tem um caneca com a capacidade de 2/3Lde água. Que fração dessa caneca ela encherá com 1/2L de água?
ZanzabumX [31]

Answer:

The fraction of cup filled with water is 3/4.

Step-by-step explanation:

Antonia has a mug with a capacity of 2/3L of water. What fraction of that mug will she fill with 1/2L of water?

Capacity =  2/3 L

Amount of water = 1/2 L

Fraction of amount of water to the capacity of mug is

\frac{1}{2}\div \frac{2}{3}\\\\\frac{3}{4}

5 0
3 years ago
A test driver has to drive a car on a 1-mile track for two rounds in a way, that his average speed is 60 mph. On his first round
Volgvan

to average 60 mph for 2 laps his total speed needs to equal 60 x 2 = 120

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WINSTONCH [101]

Answer:

Step-by-step explanation:

4 0
3 years ago
Evaluate the expression when x=3 and y=-6<br> 7y-x
Alenkasestr [34]
7(-6) - 3
-42 -3
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Your answer is -45
8 0
3 years ago
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7 + k/3= 18 please help me answer this question it’s due tomorrow
Eddi Din [679]

Answer:

k = 33

Step-by-step explanation:

7 + k/3 = 18

=>7 + k/3 -7 = 18 - 7

=>k/3 = 11

=>(k/3) * 3 = 11 * 3

=>k = 33

8 0
3 years ago
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