Answer:
a = 4
Step-by-step explanation:
a² = 5² - 3²
a² = 25 - 9 = 16
√16 = 4
a = 4
Answer:
a = 4
Step-by-step explanation:
Using Pythagoras' identity in the right triangle.
The square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is
a² + 3² = 5²
a² + 9 = 25 ( subtract 9 from both sides )
a² = 16 ( take the square root of both sides )
a = [tex]\sqrt{16}[/tex] = 4
rearrange the equation so X is the independent variable.
[tex] - 4x - 6 = 5y + 9[/tex]
Answer:
[tex]x=-1.25y-3.75[/tex]
Step-by-step explanation:
try adding 6 to both sides
-4x=5y+15
try dividing both sides by -4
x=-1.25y-3.75
Identify the error in the student solution shown below. Find the correct answer
Answer:
question please can't see any question
What is the measure of E in degrees?
Answer:
c
Step-by-step explanation:
E=10×10+25
but solve it to make sure
the answer is 130° a p e x
The 7th term of the geometric sequence 13, 26, 52, 104, ... is
Answer:
832
Step-by-step explanation:
multiply the original number by 2, seven times.
Help me it due 30 minutes
Estimate each product
1/5x22
Answer:
I say its 4.4
Step-by-step explanation:
The numbers 0.1, 12, 15 and 124 can all be classified as counting numbers?
Answer:
No
Step-by-step explanation:
Counting numbers are considered to be whole numbers greater than zero. Whole numbers are positive numbers without decimals or fractions, so 12, 15, and 124 can be classified as counting numbers, but not 0.1.
hope this helps!!!
who wanna watch anime
Answer:
sure.
Step-by-step explanation:
dm on discord. xcyz#6022
anime is the way leave the earth for your waifu
I NEED HELP !!!! PLEASEEEEEEEEEEEE
Evan bought a rectangular doormat that is 1_2 meter long and 3__10 meter wide. What is the area, in square meters, of the doormat?
Answer:
3/20 m²
Step-by-step explanation:
Here is the complete and clear question :
Evan bought A rectangular doormat that was 1/2 a meter long and 3/10 a meter wide. What is the area, in square meters, of the doormat?
Characteristics of a rectangle
A rectangle is a quadrilateral It has two parallel sidesthe diagonals of a rectangle bisect each other and they are equal in lengthArea of a rectangle = length x breadth
Area of the rectangular doormat = [tex]\frac{1}{2}[/tex] × [tex]\frac{3}{10}[/tex] = [tex]\frac{3}{20}[/tex] m²
Sam picked 48 oranges in 5 minutes. How many oranges could she pick in 2 minutes?
Step-by-step explanation:
48 oranges in 5 minutes means she picked 48 oranges in 300 seconds.
Divide 48 by 300 to get what she would pick in one second.
This equals 0.16
Multiply 0.16 by 120 seconds [how many seconds are in two minutes].
This equals 19.2 oranges in two minutes. As she cannot pick 0.2 of an orange, she could pick 19.
how do i find the x and y intercepts of x+y-5=0
Answer:
To find x intercept. Substitute y=0 in the given equation, and solve for x . x−0=5. x=5. Therefore, x intercept =(5,0)
To find y intercept. Substitute x=0 in the given equation, and solve for y . 0−y=5. y=−5. Therefore, y intercept =(0,−5)
Step-by-step explanation:
Answer:
y intercept = -5
x intercept cordinate= (5,0)
Step-by-step explanation:
Write the ratios for sin x, cos x and tan x
Answer:
sin(x)=[tex]\sqrt{119\\}[/tex] / 12, cos(x)=5/12, tan=[tex]\sqrt{119\\}[/tex] / 5
Step-by-step explanation:
segment YZ is length a, we need to find a
segment XZ is length 5
segment XY is length 12
XYZ is a right triangle, so a^2 + b^2 = z^2, so
a^2 + 5^2 = 12^2, simplify
a^2 + 25 = 144, subtract 25
a^2 = 119
a = [tex]\sqrt{119\\}[/tex]
then we can determine all the trig ratios
soh - cah - toa
sin = opp/hyp, cos=adj/hyp, tan=opp/adj
sin(x)=[tex]\sqrt{119\\}[/tex] / 12, cos(x)=5/12, tan=[tex]\sqrt{119\\}[/tex] / 5
Help!!!!!!!!
I will mark you brainliest for the correct answer
Please help!!!!!!
This is a big test!!!!
Answer:
30 degrees
Step-by-step explanation:
its obtuse which is 90 degrees angle
Answer:
50
Step-by-step explanation:
all triangles angles add up to 180, add up the other 2 sides, then subtract from 180, 130, which means because of how triangles work, the other side must make it equal to 90, so 130+50=180.
PLEASE SOMEONE HELP ME ON THIS ONE!!
Answer:
266.24 Ounces
Step-by-step explanation:
By taking the numbers provided as the inital liquid value and the additional subtraction of 3.84 ounces per day, we get the equation:
y = -3.84(x) + 320
By using this equation we will then add the 14 days as x to get
y = -3.84(14) + 320
y = -53.76 + 320
y = 266.24
I need help with this question pls anybody?
Answer:
The second one, the third one.
Step-by-step explanation:
1. (08.01, 8.02 MC) An expression is shown below: 2x3y2 + 18xy2 − 20x2y − 180y Part A: Rewrite the expression so that the GCF is factored completely. (4 points) Part B: Rewrite the expression completely factored. Show the steps of your work. (6 points) (10 points)
Answer:
A. 2y
B. (xy − 10)(2x²y + 18y)
Step-by-step explanation:
Part A: Rewrite the expression so that the GCF is factored completely.
2x³y² + 18xy² − 20x²y − 180y
Factoring y out, we have
(2x³y + 18xy − 20x² − 180)y
Factoring 2 out, we have
(x³y + 9xy − 10x² − 90)2y
So, the GCF is 2y and the expression factored is (x³y + 9xy − 10x² − 90)2y
Part B: Rewrite the expression completely factored.
2x³y² + 18xy² − 20x²y − 180y
Rearranging, we have
2x³y² − 20x²y + 18xy² − 180y
Separating them into brackets, we have
(2x³y² − 20x²y) + (18xy² − 180y)
Factorizing the expressions in bracket, we have
(xy − 10)2x²y + (xy − 10)18y
collecting like terms, we have
(xy − 10)(2x²y + 18y)
Which of the following situations are equal to 25%? 12 out of 60 3 out of 12 5 out of 20 9 out of 18 8 out of 32
Answer:
8/32;
Step-by-step explanation:
8/32 is equivalent to 1/4 which percentage is 25
what is 20 divided by 10 but to the power or 2
what is x? plz help :)
Answer:
13
Step-by-step explanation:
using the Pythagorean theorem a²+b²=c²
or the two shorter sides square added together equal the longest side squared
5²+12²
5²=25
12²=144
144+25=169
then we just have to take the square root of 169
√169=12
have a great day :D
You are planning a flower garden consisting of three square plots surrounded by a 1-ft border. The total area of the garden is 150 ft^2. What is the side length x of each plot
Answer:
56
Step-by-step explanation:
56 is the answer
Triangle QRS is rotated 180° about the origin. On a coordinate plane, triangle Q R S has points (negative 4, 1), (negative 4, 4), (2, 1). What are the coordinates of point S'? (2, 1) (1, –2) (–1, –2) (2, –1)
Answer:
(-2,-1)
Step-by-step explanation:
Given
[tex]Q =(-4,1)[/tex]
[tex]R = (-4,4)[/tex]
[tex]S = (2,1)[/tex]
180 degrees rotation
Required
Determine the coordinate point S'
For a 180-degree rotation, the transformation rule is: (x, y) to (-x, -y)
So:
[tex]S = (2,1)[/tex] ==> [tex]S' = (-2,-1)[/tex]
Hence, the coordinate point of S' is (-2,-1)
Answer:
1,-2 did it right
Step-by-step explanation:
An artist is using right triangles in her design. If all the triangles have an angle measure of 24, what is the measure of the third angle?
Answer:
66°
Step-by-step explanation:
Given that :
Right angle measure of a triangle are used in a design :
A right angles triangle has one of its angle equals 90 ;a
Since the second angle is given as 24 ; b
The measure of the third angle ; c will be :
Sum of angles in a triangle = 180
(a + b + c) = 180
(90 + 24 + c) = 180
c = 180 - 114
c = 66°
Find the area of the following
parallelogram:
5 cm
8 cm
7.5 cm
A= [?] cm?
Enter the exact answer as a decimal.
Answer:
37.5
Step-by-step explanation:
plz help highly appreciated
Answer:
1a. y= -6x+30
1b. y= -6x-22
2a. y= 3x+2
2b. y= -1x+4
¿Cuál es el valor absoluto de 9?
The time in Wellington is 11 hours ahead of the time in London. What time is it in Wellington when it is 6 15 am in London?
Answer:
5:15 pm
Step-by-step explanation:
Hope this helps!
PLZ HELP ME LOL
A large cheese pizza cost 7.50. Diego has 40$ to spend on pizzas. How many large cheese pizza can he afford . Explais or show your rwasoning
Which graph represents the solution set of - 4x - y <- 6?
Answer: it’s D
Step-by-step explanation:
The Linear Inequality - 4x - y <- 6 represents option d, of the solution set.
What is Linear Inequality?
Expressions using linear inequalities compare any two values using inequality symbols like "," ">," "," or "." These values might be either numerical, algebraic, or both. Examples of numerical inequality include 1011 and 20>17, whereas algebraic inequalities include x>y, y19-x, and x z > 11 (also called literal inequalities). The mathematical equation when both sides are not equal is called an inequality. Inequality occurs when a connection compares two expressions or two numbers in an unequal manner. In this instance, any of the inequality symbols, such as greater than symbol (>), less than symbol (), greater than or equal to a symbol (), less than or equal to a symbol (), or not equal to a symbol (), is used in place of the equal sign "=" in the phrase. Polynomial inequality, rational inequality, and absolute value inequality are the many sorts of inequalities. The symbols "and ">" signify tight inequalities, whereas " and "signify slack inequalities. A linear inequality looks precisely like a linear equation, but the symbol connecting two expressions is different.
In the given question, we have given the graph of the inequality 4x - y <- 6, So, we need to find the best suitable graph that represents the graph of the given Inequality.
So, the Inequality is:
- 4x - y <- 6.
So, we can substitute the value of x and y;
So, substitute x = 1;
So, The y value will be less than 2;
That is:
y < 2;
Again let's put the value of x = -1;
we get the value of y as less than 10.
y<10;
So, by substituting the values as mentioned we can see that the value of y is decreasing.
So, by plotting the values in the graph, we can get the correct graph.
Hence, The correct answer is option d.
To learn more about Linear Inequality, visit:
https://brainly.com/question/24372553
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11. x2 + x + 9 = 20
Solve equation using the quadratic formula write in irrational solutions in simplest radical form
problem 1: x^2 + 4 = 0 , x^2 = -4 , this problem has no real solution because x = 2i which is an imaginary number
problem 2: x^2 +x -6 = 0 , (x + 3)(x - 2) =0 , x = 2 or x = -3
problem 3: x^2 -6x +7 =0 , (x^2 -6x +9) - 2 =0 , (x - 3)^2 = 2 , x-3 = √2 , x = 3+√2 or x - 3 = -√2 , x = 3 - √2
Someone help me please help me!!!