Unit 8 right triangles and trigonometry homework 4

Answers

Answer 1

Answer:

don’t click the link

Step-by-step explanation:

hey man i’m struggling to but plz don’t click the links. it hacks your devices


Related Questions

ABCD is a trapizoid of bases [AB] and [DC], M and N are the midpoint of [AD] and [BC] if DC=11cm and MN=9cm then AB=

Answers

Answer:

[tex]AB = 7[/tex]

Step-by-step explanation:

Given

[tex]DC = 11[/tex]

[tex]MN = 9[/tex]

Required

Find AB

Since MN is the midpoint, then:

[tex]MN = \frac{1}{2}(AB + DC)[/tex]

[tex]9 = \frac{1}{2}(AB + 11)[/tex]

Multiply by 2

[tex]2 * 9 = \frac{1}{2}(AB + 11)*2[/tex]

[tex]18 = AB + 11[/tex]

[tex]AB = 18 - 11[/tex]

[tex]AB = 7[/tex]

find c
A. square root of 7 and 2
B. 14
C. 7
D. square root of 7 and 3


can you please help.​​

Answers

Answer:

3.74-a

7

2.64

4.58

Step-by-step explanation:

hope it helps please mark me as brainlist

3.71 × 1,000 pls need answer

Answers

Answer: 3,710

Step-by-step explanation:

the heights of the peach trees in an orchard are normally distributed with a mean of 12.5 feet and a standard deviation of 1.8 feet.
what is the height of a peach tree with a z-score of -0.5?

Enter your answer rounded to the nearest tenth, in the box.

Answers

Answer:

i think 1.8 not sure tho

Answer:

Z-score Formula: z = (x - μ)/σ

Plug in: -0.5 = (x - 12.5)/1.8

Solve: -0.5 * 1.8 = x - 12.5

-0.9 = x - 12.5

-0.9 + 12.5

x = 11.6

Therefore, the height of a peach tree with a z-score of -0.5 is 11.6 feet.

He base rate for a state's workers compensation insurance for a service station attendant is $5.12 per $100.00 paid in wages the payroll for scott park service station for march is 5,784.00. What is the monthly premium for workers compensation insurance?

Answers

Answer:

$2961.41

Step-by-step explanation:

Base rate for a state workers compensation insurance = $5,12 per $100 paid in wages

Scott park payroll for march = $5784 ( inclusive of insurance payment )

Determine the monthly premium for insurance

$5.12 = $100

First; calculate how many $100 are in $5784

 = 5784 / 100 = 578.4

Hence the monthly premium for workers compensation insurance

= $5.12 * 578.4

= $2961.41

Point S is located at (5,2) on the coordinate plane. Point S is reflected over the y-axis to create point S'. Point S' is then reflected over the x-axis to create point S''. What ordered pair describes the location of S''?

Answers

s equals 5 if you multiply

Answer: the answer should be -5,-2. I just did that problem

Step-by-step explanation:

Suppose y varies directly with x, and y = 14 when x = 2. What direct variation equation relates x and y? What is the value of y when x = 6? Explain. Show your work

A. The equation y = 2x relates x and y. When x = 6, y =2(6) or 12.
B. The equation y = 14x relates x and y. When x = 6, y =14(6) or 84.
C. The equation y = 7x relates x and y. When x = 6, y =7(6) or 42.

Answers

Answer: C. The equation y = 7x relates x and y. When x = 6, y =7(6) or 42.

Step-by-step explanation:

Using direct variation with the formula:

y = kx

Since y =14, when x = 2.

y = kx

14 = 2k

k = 14/2

k = 7

Therefore, y = 7x

The value of y when x = 6 will be:

y = kx

y = 6k

Recall that k = 7

y = 6 × 7

y = 42

Therefore, the equation y = 7x relates x and y. When x = 6, y =7(6) or 42.

HELP ASAP!! Which of the following will result in an irrational number? Select all that apply.
A. -√3 +2
B. √2*√3
C. √27*√ 3
D. 3√7 + 2√7-5√7

Answers

Answer:

A and B.

Step-by-step explanation:

The irrational number are -√3 +2  and √2 x √3.

What is Irrational Number?

Any number that cannot be stated as a fraction for any integers is considered to be irrational. The decimal expansions of irrational numbers are neither periodic nor do they come to an end. Every number that is transcendental is illogical.

Given:

A) -√3 +2 is an irrational number.

B) √2 x √3 = √6, which is an irrational number.

C) √27 x √ 3

= 3√3 x √3

= 3 x 3

= 9, which is a rational number.

D)  3√7 + 2√7-5√7

= 5√7- 5√7

= 0, which is a rational number.

Learn more about irrational number here:

https://brainly.com/question/17450097

#SPJ2

Help me with this please fast!

Answers

Answer:

36 Degrees

Step-by-step explanation:

Pretty simple step-by-step explanation

Urgent please help..

Answers

108 !! ye i’m sorry mate i suck at maths

Answer: I’m pretty sure it’s 15 cm

Step-by-step explanation:

1 Roxie is coloring a rectangle sheet of paper. If the base of the rectangle is 8 inches and the height is 11 inches. What is the area Roxie colored?

Answers

88 inches. Area = base x height so 8 x 11 = 88

Classify the triangle based on its sides

Answers

It is an equilateral triangle

If you are helped with my answer pls tag me brianliest

I really want it

THANK YOU........

PLEASE HELP WILL GIVE BRAINLIEST!
A dart board contains 20 equal sized sectors numbered 1 to 20. A dart is randomly tossed at the board 10 times. what is the probability that the dart lands in sector 20 exactly 5 times?

Answers

Answer:

1/2

Step-by-step explanation:

There are a total of 20 sections on the board. And a dart hit that the section labeled 20 a total of 5 times, throwing a total of 10 darts. So, if you take these two numbers and and put them into the fraction: 5/10 and then simplify it you will get 1/2. Hope this helps.

Answer:

It's 6.09 x 10^-5.

Step-by-step explanation:

These other answers did not pay attention in school.

What value of x makes x - 10 = -5 true?
-5
15
5
-15​

Answers

Answer:

5

Step-by-step explanation:

x - 10 = -5

+ 10. +10

x = 5

hope this helps


When 'x' is multiplied by a number inside the parentheses, it causes what type of
transformation:

Answers

i am just answering for points

Mark correct answer for wrong ones.
Except one needs to answers I haven't gotten to yet. Correct answer gets brainliest!

Answers

Answer: Can I see a better pic?

Step-by-step explanation:

Answer: D and C

Step-by-step explanation:

Simplify the following expression: (2x2+3x−4)−(4x2−7x+1)

A
−2x2+10x−5

B
2x2−4x−3

C
−8x2+21x+4

D
−2x−4x−5

Answers

The answer for this problem is B

Help please and Thanks :))

Answers

Creating a government based on religious

A ball is dropped from a height of 180 meters. The height of the ball can be represented by
-5t2 + 180, in meters, when t represents the time in seconds since the ball was dropped.
Which expression represents the height of the ball In factored form?

A) -5(t+6)^2
B) -5(t-6)^2
C) -5(t+6)(t-6)
D) (5t-3)(80t+3)

Answers

I think it is C but it also could be B as well

PPPPPPPPPPPPPPPPPLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLZZZZZZZZZZZZZZZZZZZZZ Help its due by end of day i relay need a good grade

Answers

Answer:

first question

AB=CD=15cm

BD=AC=8cm

AB=CD=15cm

BD=AC=8cm

First equation ^

85 POINTS!!! Just please help.

Answers

Answer:

c

Step-by-step explanation:

Ana participated in a charity walk. She
raised $0.25 for each 1/2
mile that she
walked. The first day, Ana walked 11 miles.
The second day, she walked 14 miles.
How much money did Ana raise?

Answers

Answer:

if $0.25 for each mile, then $1.00 =1 mile.

so the first day would be = $1=1mile

$n=11 miles

= 1n= 11×1=$ 11

Step-by-step explanation:

and the 2nd day is = 14×1= $14.

So the answer is 14+11=$25.00

A girl successfully made 12 free throws yesterday today she made 150% as a nanny how many successful Fritos did she make today

Answers

Answer:

18 throws

Step-by-step explanation:

Given data

Number of throws= 12

Let us 150% if 12

=150/100*12

=1.5*12

=18 throws

Hence she made 18 throws today

Mario walked 250 ft south then 430 ft west. How far is he from the starting point? Round off answers to the nearest hundredths place.

Answers

Answer:

497.39 FEET

Step-by-step explanation:

Please check the attached image for a diagram of the bearings

This question can be solved using Pythagoras theorem

The Pythagoras theorem : a² + b² = c²

we want to determine the value of c

250² + 430² = 247400

c = √247400 = 497.39 feet

9.8 ft
4f
12 ft
Find the Area of this figure

Answers

I think it’s 470.4 ft

Practice Triangle Ratios (Sides) Find the value of c. Round to the nearest tenth!

Answers

Answer:

30.6688

Step-by-step explanation:

We usually use the formula SOHCAHTOA meaning Sine = opposite side/hypotenuse Cosine = opposite side /hypotenuse then Tangent = Opposite side/Adjacent side. We then say Tan61°= x/17 to get the height as 30.6688 PS/ Hypotenuse is the slanting side of the triangle

...............................

Answers

In numerology, the letter Y can be a vowel or a consonant

Help 15 points!!
A central angle of a circle of diameter 6 cm measures 86°. What is the length of the intercepted arc?
A)
2.8 cm
B)
4.5 cm
C)
5.1 cm
D)
9 cm

Answers

Answer:

B)

4.5 cm

Step-by-step explanation:

The formula for arc length when our central angle is in degrees =

2πr(θ/360)

θ = 86°

Diameter = 6cm Radius = Diameter /2

Radius = 6cm/2 = 3cm

Hence,

Intercepted arc length = 2 × π × 3 (86/360)

= 2 × π × 3 × 0.2388888889

= 4.5029494701 cm

Approximately = 4.5 cm

Option B is the correct answer

3. Find the balance of a savings account at the end of 15 years if the interest
earned each year is 6.3%. The principal is $700.

Answers

Answer:

The balance of the savings account in 15 years will be $1,750.24.

The proportional relationship between the distance driven and the amount of time driving is shown in the
following graph.
Which statements about the graph are true ?
A. The y- coordinate of point A represents the distance driven in 4 hours.
B. The distance driven in 1 hour is 80 km
C. None of the above

Answers

The distance driven in 1 hour is 80 km. Therefore, option B is the correct answer.

The given time graph shows the proportional relationship between the distance driven and the amount of time driving.

What is a distance-time graph?

If an object moves along a straight line, the distance travelled can be represented by a distance-time graph. In a distance-time graph, the gradient of the line is equal to the speed of the object. The greater the gradient (and the steeper the line) the faster the object is moving.

From the graph, we can see that object A moved 400 km in 5 hours time.

So, in 1 hour the distance travelled by object =400/5=80 km

Therefore, option B is the correct answer.

To learn more about the distance-time graph visit:

https://brainly.com/question/1378025.

#SPJ5

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