If AB=7x, CB=5x+8 and BD AC what is the length of CB

If AB=7x, CB=5x+8 And BD AC What Is The Length Of CB

Answers

Answer 1

Answer:

x = 4

CB = 28

Step-by-step explanation:

In triangle ABC,

AB = CB..... (given)

Therefore,

7x = 5x + 8

7x - 5x = 8

2x = 8

x = 8/2

x = 4

CB = 5x + 8 = 5*4 + 8 = 20 + 8 = 28


Related Questions

A figure has an area of 64 square units. Which describes the area of the figure after a dilation with a scale factor of 3/2?
A)96 square units
B)144 square units
C)112 square units
D)32 square units

Answers

I think your answer would be a)96 square units

what is the distance in units between point A(5,-8) and point B(-2,4 on the coordinate plane

Answers

Answer:

13.89

Step-by-step explanation:

Answer:13

Step-by-step explanation:

Use the exchange rate £1 = €1.15 to convert €23 into £.

Answers

Computing €23 divided by 1.15€/£ gives £20

Compare multiplying a number by 3 and by 1 third. *

Answers

Answer:

Multyplying by 1 third is the same as dividing by 3, so it's the opposite as multiplying by 3.

ASAPPPP HELP
A 10 foot ladder is placed against a wall at an angle of 25° with the
ground. How far up the wall does the ladder reach?
Round your answer to the nearest whole foot. DO NOT INCLUDE
UNITS IN YOUR ANSWER

Answers

Answer:

the ladder reaches 8 feet up

Step-by-step explanation:

:D

sin25 = b/10
b=10sin25
4.2 ft

Find the slope of the line below.

Answers

Answer:

slope = -3

hope this helps :)

Answer:

-9/3 = simplify it is -3

Step-by-step explanation:

go to the dot and go up 9 and to the left 3 and put the rise over the run like this -9/3 and if you simplify it it will be -3 very ez

have a nice day.

The length of a rectangle is twice its width. The perimeter is 60 f. Find its area.
A-2002
A-902
A-1002

Answers

Answer:

Length of the rectangle= 20

breadth of the rectangle= 10

area = l*b

=20*10

=200

Are the triangles similar?

A. Yes, by SSS~ Postulate


B. Yes, by SAS~ Postulate


C. Yes, by AA~ Postulate


D. No, their sides are not proportional

Answers

Answer:

A. Yes, by SSS~ Postulate

Step-by-step explanation:

Verify the ratio is same for each pair of corresponding sides:

AC/HF = 84/14 = 6AB/HG = 72/12 = 6CB/GF = 48/8 = 6

Confirmed the three sides have same ratio

Correct option is A

Huixian needs to pack 171 pens 63 pencils and 27 erasers find the number of each item in a gift bag

Answers

Answer:

19 pens, 7 pencils, 3 erasers

Step-by-step explanation:

Huxian needs to pack 171 pens

63 pencils

27 erasers

Hence the items can be divided in 9 bags

171/9

= 19

63/9

= 7

27/9

= 3

They can be packed in each bags as follows

19 pens

7 pencils

3 erasers

Answer Please !

Choose The Correct Reason

{Answer Boxes are similar to all questions :
A: Base angles of an isosceles triangle are congruent
B: Given
C: Def. of an isosceles triangle
D: AA Similarity Theorem
E: Substitution property}

(Question 1 )
Reason 1

(Question2)
Reason 2 < type you’re answer From Answer Boxes>

(Question 3)
Reason 3

(Question 4)
Reason 4

(Question 5)
Reason 5

(Question 6)
Reason 6

Answers

the answer is B i just did it
Your answer should be answer B

can someone help pls​

Answers

Answer:

Step-by-step explanation:

-1 =5

0=0

1=-3

2= -4

3=-3

4=0

Answer:

-1 = 5

0 = 0

1 = -3

2 = -4

3 = -3

4 = 0

5 = 5

Step-by-step explanation:

IF THS IS THE ANSWER CAN U PLZ MAKE ME BRAINLIEST

THANK U AND BE SAFE AND HEALTHY :)

Solve for k.
10
1323
3
9
CAN U HELP PLEASE

Answers

Answer:

Step-by-step explanation:

k/9=10/3 multiply both sides by 9

k=90/3

k=30

Answer:

Hello

[tex] \frac{10}{3} = \frac{k}{9} \\ 10 \times 9 = 3k \\3 k = 90 \\ k = 90 \div 3 \\ k = 30[/tex]

hope it helps

Have a nice day

3a≥ -6
solve for a
PLEASE

Answers

Answer: Divide each term in 3 a ≥ − 6 by 3 . 3 a 3 ≥ − 6 3 Cancel the common factor of 3 . Tap for more steps... a ≥ − 6 3 Divide − 6 by 3 . a ≥ − 2 The result can be shown in multiple forms. Inequality Form: a ≥ − 2 Interval Notation: [ − 2 , ∞ )


8. Find the number from the following expanded form: 9 x 10% + 2 x 102 + 3 x 10
(a) 900203
(b) 912351
(C) 905302
(d) 900230

Answers

Answer:

324

Step-by-step explanation:

Step 1: Multiply: 9 * 10 =90

Step 2: Multiply: 2 *102 =204

Step 3: Multiply: 3 * 10

Step 4: Add: 90 + 204 + 30 = 324

Hope this helps.

awnser with explanination no fake awnsers or reported

Answers

Answer:

D,

okie dokie yoo

help. i’ll mark brainliest or whatever

Answers

Answer:

angle 1 is 140 degrees and angle 2 is 70 degrees

Step-by-step explanation:

it is two parallel lines with an intersecting line. This means that the two angles will be the same. Your welcome btw ur mom is hot

Answer:

Angle 1 is 140 degrees and Angle 2 is 70 degrees.

The diagram shows part of a regular polygon.
The sides of this polygon subtend angles of 18° at the centre of the polygon.
How many sides does the polygon have?

The diagram is not drawn to scale.​

Answers

Answer:

Step-by-step explanation:

The sum of central angles must equal 360 degrees.

s=360/18

s=20

If X + 3Y = 5 and 2X - Y = 3, then X is equal to

Answers

Answer:

X=2

Y=1

That's the answer

What is 5.545 as a percent?​

Answers

Answer:

545.5%

Step-by-step explanation:

Answer:

Step-by-step explanation:

Multiply both numerator and denominator by 100. We do this to find an equivalent fraction having 100 as the denominator.

5.545 ×

100

100

= (5.545 × 100) ×

1

100

=

554.5

100

Write in percentage notation: 554.5%


Work out 3/5 of 900

Answers

Answer:

540

Step-by-step explanation:

1. We assume, that the number 900 is 100% - because it's the output value of the task.

2. We assume, that x is the value we are looking for.

3. If 900 is 100%, so we can write it down as 900=100%.

4. We know, that x is 3.5% of the output value, so we can write it down as x=3.5%.

5. Now we have two simple equations:

1) 900=100%

2) x=3.5%

where left sides of both of them have the same units, and both right sides have the same units, so we can do something like that:

900/x=100%/3.5%

6. Now we just have to solve the simple equation, and we will get the solution we are looking for.

7. Solution for what is 3.5% of 900

900/x=100/3.5

(900/x)*x=(100/3.5)*x       - we multiply both sides of the equation by x

900=28.571428571429*x       - we divide both sides of the equation by (28.571428571429) to get x

900/28.571428571429=x

31.5=x

x=31.5

now we have:

3.5% of 900=31.5

A movie theater sell snacks to 30% of it's customer each day. On Saturday, 186 customers bought snacks. How many customers went to the theater on Saturday????

A. 242
B. 520
C. 558
D. 620

Answers

Answer:

620 or D

Step-by-step explanation:

Answer:

620/D I believe........

use the volume formula to find the volume of the prism

Answers

The formula for the volume of a prism is V=Bh , where B is the base area and h is the height. The base of the prism is a rectangle. The length of the rectangle is 9 cm and the width is 7 cm.

is there any answer choices

An item is priced at $14.14. If the sales tax is 4%, what does the item cost including sales tax?
A.
$19.80
B.
$0.57
C.
$28.85
D.
$14.71

Answers

Answer:

28.85

Step-by-step explanation:

..... ....

......

In ΔRST, the measure of ∠T=90°, the measure of ∠R=56°, and ST = 73 feet. Find the length of TR to the nearest tenth of a foot.

Answers

Answer:

49.2

Step-by-step explanation:

Helpppp meee pleaseee

Answers

B= the square root of 65

Formula: a^2= c*2-b^2

a^2= 81-16= 65

Once you find the square root of 65, thats your answer, but here they want you to keep it as 65.

Hope this helps!


Given the definitions of f (x) and g(x) below, find the value of (gof)(-8).
f(x) = -x + 8
g(x) = x2 – 3x+2

Answers

Answer:

(gof)(-8) = 210

Step-by-step explanation:

(gof) = (-x + 8)² - 3(-x + 8) = 2

        = x² - 16x + 64 + 3x - 24 + 2

        = x² - 13x + 42

(gof)(-8) = (-8)² - 13(-8) + 42

             = 64 + 104 + 42

             = 210

Can someone solve this

c - 25 - (-13)

Answers

Answer:

c−12!

Step-by-step explanation:

Use Cymath on g0ogle for other math questions so you don't waste your points!

Answer:

=c - 12

Step-by-step explanation:

Convert the exponential to a logarithmic form: 104 = 10,000
Question 13 options:


A)
log 4 = 10,000


B)
log 10 = 4


C)
log 10,000 = 4


D)
log 4 = 10



pleasseeeeee

Answers

Answer:

C) log 10.000=a,5%4%4(1):53))?/

Answer:

c

log 10,000 = 4

Step-by-step explanation:

got it right on the test

I will give brainliest!!!

Answers

Answer:

SA=72

Step-by-step explanation:

18+18=36

12+12=24

6+6=12

36+24+12=72

Line segments AB and CD are both part of the dame non-vertical line,and the slope of line segment AB is 6, hsing similar triangles,what can you show the slope of line segment CD to be?
A. -6
B. -1/6
c. 1/6
d. 6​

Answers

Answer:

6

Step-by-step explanation:

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