a=13 c=15 A=53 Two sides and an angle​ (SSA) of a triangle are given. Determine whether the given measurements produce one​ triangle, two​ triangles, or no triangle at all. Solve each triangle that results.

Answers

Answer 1
Answer:

Answer:

The given measurement will produce only 1 triangle

Step-by-step explanation:

Given:

a = 13

c = 15

∠A = 53°

now, applying the law of sine, we have

(a/sinA) = (c/sinC)

on substituting the values, we get

(13/sin53°) = (15/sinC)

or

sinC = 0.921

or

C = 67.14°

also, sum of all the angles of a triangle = 180°

thus,

∠A + ∠B + ∠C = 180°

53° + 67.14° + ∠B = 180°

or

∠B = 59.85°

now,

again applying the law of sine, we have

(a/sinA) = (b/sinB)

on substituting the values, we have

(13/sin53) = (b/sin59.85°)

or

b = 14.07

now, we have all the dimension of the triangle and have obtained the unique values,

Therefore, the given measurement will produce only 1 triangle


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Vanessa ate 2 slices of cake. ishaan ate 1 slice. if there were 1 slice remaining and all the slices were the same size, what fraction of the cake was eaten?

Answers

Answer:

(3)/(4)part of cake was eaten

Step-by-step explanation:

Given: Vanessa ate 2 slices of cake. ishaan ate 1 slice. there were 1 slice remaining.

To Find: If all the slices were the same size, what fraction of the cake was eaten.

Solution:

Slices of cake eaten by Vanessa = 2

Slices of cake eaten by Ishan =  1

Slices remaining                   =   1

Total number of Slices     =    \text{Slices of cake eaten by Vanessa}+\text{Slices of cake eaten by Ishan}+\text{Slices remaining}

                                           =  2+1+1

                                           =   4

Total number of Slices Eaten = \text{Slices of cake eaten by Vanessa}+\text{Slices of cake eaten by Ishan}

                                                 = 2+1

                                                 = 3

Fraction of Slice eaten   =   \frac{\text{Total number of slices eaten}}{\text{Total number of slice}}

                                        = (3)/(4)

Therefore the fraction of slice eaten is (3)/(4)

so 2 ate by Vanessa + 1 slice ate by Ishaan make 3 + 1 slice reaining so total was 4 slices 
and from this result that was eaten 3 slices so this mean that this is a 3/4 part eaten 

hope this will help you 

Which is equivalent to (4xy – 3z)2, and what type of special product is it?16x2y2 + 9z2, the difference of squares
16x2y2 + 9z2, a perfect square trinomial
16x2y2 – 24xyz + 9z2, the difference of squares
16x2y2 – 24xyz + 9z2, a perfect square trinomial

Answers

(4xy - 3z)²

(4xy - 3z)(4xy - 3z)
4xy(4xy - 3z) - 3z(4xy - 3z)
16x²y² - 12xyz -12xyz + 9z²

16x²y² - 24xyz + 9z², a perfect square trinomial.


The correct option is \boxed{{\mathbf{Option D}}}.

Further explanation:

The binomial algebraic expression is an algebraic expression that consists two terms and it is separated by plus or minus.

Binomial expression can be mathematically expressed as,

a + b  

The trinomial algebraic expression is an algebraic expression that consists three terms and it is separated by plus or minus.

Trinomial expression can be mathematically expressed as,

a + b + c  

Here, a,b{\text{ and }}c are the real numbers.

The square of the binomial a + b can be written as,

{\left( {a + b} \right)^2} = \left( {a + b} \right)\left( {a + b} \right)  

Given:

The given algebraic expression is {\left( {4xy - 3z} \right)^2}.

Step by step explanation:

Step 1:

The square of the binomial a + b can be written as,

{\left( {a + b} \right)^2} = \left( {a + b} \right)\left( {a + b} \right)  

Similarly, the expression {\left( {4xy - 3z} \right)^2} can be written as,

\begin{aligned}{\left( {4xy - 3z} \right)^2} &= \left( {4xy - 3z} \right)\left( {4xy - 3z} \right) \n&= 4xy\left( {4xy - 3z} \right) - 3z\left( {4xy - 3z} \right) \n\end{aligned}  

Step 2:

The distributive property can be used to solve the square of the binomial.

The distributive property can be expressed as,

a\left( {b + c} \right) = ab + ac  

Now apply the distributive property to solve the expression {\left( {4xy - 3z} \right)^2}.

\begin{aligned}{\left( {4xy - 3z} \right)^2} &= 4xy\left( {4xy - 3z} \right) - 3z\left( {4xy - 3z} \right) \n&= 16{x^2}{y^2} - 12xyz - 12xyz + 9{z^2} \n&= 16{x^2}{y^2} - 24xyz + 9{z^2} \n\end{aligned}  

Therefore, the expression 16{x^2}{y^2} - 24xyz + 9{z^2} is the perfect square of the binomial \left( {4xy - 3z} \right).

The expression 16{x^2}{y^2} - 24xyz + 9{z^2} is the trinomial.

Thus, option D a perfect square trinomial 16{x^2}{y^2} - 24xyz + 9{z^2} is correct.

Learn more:  

  1. Learn more about the function is graphed below brainly.com/question/9590016
  2. Learn more about the symmetry for a function brainly.com/question/1286775
  3. Learn more about midpoint of the segment brainly.com/question/3269852

Answer details:

Grade: Middle school

Subject: Mathematics

Chapter: Algebraic expression

Keywords: binomial, polynomial, algebraic expression, difference, product, trinomial, distributive property, equivalent, expression, terms, plus, separated, multiply, minus, addition

Factor the variable expression: 36x + 8y Group of answer choices 4x(9+2) 4(9x+2y) 9(4x+2y) 8(x+2y)

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