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Lena [83]
3 years ago
6

Whats three quarters of 450

Mathematics
1 answer:
shepuryov [24]3 years ago
8 0
337.5      divide 450 by 4 and multiply the product by 3

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Verify sin2θ/1+cos2θ =tanθ
Andrej [43]

Answer:

LHS.= Sin 2x /( 1 + cos2x )

We have , sin 2x = 2 sinx•cosx

And. cos2x = 2cos^2 x - 1

i.e . 1+ cosx 2x = 2cos^2x

Putting the above results in the LHSwe get,

Sin2x/ ( 1+ cos2x ) =2 sinx•cosx/2cos^2x

=sinx / cosx

= Tanx

.•. sin2x/(1 + cos2x)= tanx

Step-by-step explanation:

4 0
3 years ago
Choose the graph below that represents the following system of inequalities: y ≥ −3x + 1 y ≤ 1 over 2x + 3
shtirl [24]
The complete question in the attached figures  N 1 and N 2

we have that

<span>the following system of inequalities:
y ≥ −3x + 1
y ≤ (1/2)x + 3

using a graph tool
see the attached figure N 3

the answer is the option
</span><span>B)Graph of two lines that intersect at one point. Both lines are solid. One line passes through points negative 2, 2 and 0, 3 and is shaded below the line. The other line passes through points 0, 1 and 1, negative 2 and is shaded above the line.</span>

4 0
3 years ago
Read 2 more answers
BOIS
sineoko [7]

The event will have 27 tables, with 2 adults and 3 children in each table.

Step-by-step explanation:

The greatest number of tables the planner can set up is determined by finding the greatest common factor in 54 and 81. This is given by;

     54         81----------------divided by 3

3     18          27---------------divided by 3

3       6          9---------------divided by 3

3        2         3---------------no common divisor

The greatest number of table will be given by : 3×3×3=27

The number of adults in each table will be 2

The number of children in each table will be 3

Learn More

Greatest common factor : brainly.com/question/13133626

Keyword : greatest number

#LearnwithBrainly

4 0
3 years ago
The coordinate plane shows dig sites for archaeological research. Each unit on the grid represents 1 square foot. What is the di
Irina-Kira [14]

Answer:50square feet

Step-by-step explanation:

8 0
3 years ago
CAN SOMEONE PLS HELP 6TH GRADE MATH ILL GIVE BRAINLIEST
ASHA 777 [7]

Answer:

14/100 and 7/50

Step-by-step explanation:

Basically you convert the decimal into a fraction, 14 percent is the same as 14/100 and if you simplify that then you get 7/50

4 0
3 years ago
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