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Mekhanik [1.2K]
3 years ago
11

Value of y? And the value of z to the nearest tenth

Mathematics
1 answer:
ira [324]3 years ago
8 0

Answer:

y\approx75.0 is the correct answer.

Step-by-step explanation:

\tan \left(30^{\circ \:}\right)=\frac{x}{150}\quad :\quad x=50\sqrt{3}\quad \left(\mathrm{Decimal}:\quad x=86.6\dots \right)\\\\\sin \left(60^{\circ \:}\right)=\frac{y}{86.6}\quad \rightarrow\quad y\approx75

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600% of what number is 5,580
tiny-mole [99]

Answer:

930

Step-by-step explanation:

600% of x = 5580

6x = 5580

x = 5580/6

x = 930

7 0
2 years ago
Jolie is thinking of two numbers. the first number is three more than twice the second number. the sum of the two numbers is 22.
larisa86 [58]
X + y = 22
x = 2y + 3

this would be ur system of equations
6 0
3 years ago
!!!please for the love of God help me!!!
Grace [21]
<h3>Given :-</h3>

\\

  • x=y-1
  • x+2y=8

\\

<h3>To find:</h3>

\\

  • Value of x
  • Value of y

\\

<h3>Solution:-</h3>

Let say it is first equation:-

x=y-1. . . . (1)

and this is second equation:-

x+2y=8 . . . . (2)

\\  \\

Simplifying 1 equation:-

  • x = y - 1
  • x +1 = y
  • y = x + 1

Put this value of y in second equation.

\\

\dashrightarrow \sf \: x+2y=8

\\

\dashrightarrow \sf \: x+2(x + 1)=8

\\

\dashrightarrow \sf \: x+2x +2=8

\\  \\

\dashrightarrow \sf \: 3x +2=8

\\  \\

\dashrightarrow \sf \: 3x=8 - 2

\\  \\

\dashrightarrow \sf \: 3x=6

\\  \\

\dashrightarrow \sf \: x=6 \div 3

\\  \\

\dashrightarrow \sf \: x= \bf2

\\

to find value of y :-

y = x + 1

y = 2 + 1

y = 3

\\

verification:-

\\

1 equation:-

x = y - 1

put value of x and y

2 = 3 - 1

2 = 2

LHS = RHS

Hence verified!

\\

2 equation:-

\\

  • x+2y=8

put value of x and y

  • 2 + 2 × 3 = 8
  • 2 + 6 = 8
  • 8 = 8

LHS = RHS

Hence verified!

\\

Both equation verified!

.°. value of x and y is 2 and 3 respectively

7 0
2 years ago
CAN SOMEONE PLEASE HELP ME ASAP
Sunny_sXe [5.5K]

Answer:

G

Step-by-step explanation:

difference between coordinates of A and C is 9 because 7-(-2) is 9, one-third of nine is 3, -2+3=1 G is 1. (sorry for poor phrasing)

8 0
3 years ago
Sin30=cos(2x) then x=
Paraphin [41]

Answer:

x = 30.

Step-by-step explanation:

Use the identity sin A = cos (90 - A).

So sin 30 = cos (90 - 30) = cos 60.

cos 2x = cos 60

so x = 30.

8 0
3 years ago
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