Mathematics High School

Find BC.
25
25
B
3x + 4
D 4x - 5 c

Find BC.2525B3x + 4D 4x - 5 C

Answers

Answer 1

Answer:

b) BC = 62

Step-by-step explanation:

since AB and AC equal 25, we know that ΔADB ≅ ΔADC and we can write this equation:

3x + 4 = 4x - 5

4 = x - 5

x = 9

3(9) + 4 = 31

BD = 31

DC = 31

BC = 2(31) = 62

Related Questions

True or False? A right triangle can have a leg measuring 10cm and a hypotenuse measuring 10cm

Answers

True, and it's called an isosceles right triangle :D

classifying triangles (by angles)

Answers

How do you classify a triangle by its angle?

An acute triangle has three angles that each measure less than 90 degrees. An equilateral triangle is a triangle in which all three sides are the same length. An obtuse triangle is a triangle with one angle that is greater than 90 degrees. A right triangle is a triangle with one 90 degree angle.

Step-by-step explanation:

The formula for volume of this rectangular prism is:
V=2x(exponent is 3) +17x (exponent is 2) +46x

Answers

The answer for you question is 343

A store sells an item for $35 after a 25% markup. What is the price the store paid?
$8.75
$28.00
$43.75
$140.00

Answers

Answer:

The store paid $28.00

Step-by-step explanation:

28 times .25(25%) is 7 and 28+7=35

where the freaky ladies at tho

Answers

Answer:

I was wondering the same thing :(

identical pentagons are joined as shown above work out the size of angle Y.

Answers

9514 1404 393

Answer:

  36°

Step-by-step explanation:

Each exterior angle is 360°/5 = 72°. This is the base angle of the isosceles triangle formed by drawing a line opposite angle y at the corners of the pentagons.

The angle y is ...

  y = 180° -2(72°)

  y = 36°

HELP I NEED HELP ASAP

Answers

Answer:B

Step-by-step explanation:

Jim’s pay is £180 each week.
Jim asks his boss for an increase of £20 a week.
Jim’s boss offers him a 10% increase.
Find how much Jim will be paid with the increase offered by his boss.

Answers

increases by 11.1% and his raise £18 and £2 less than what he wants

Which terms of the polynomial are affected by the coefficient “5” in the product of (5X + Y)(X + Y)?

Answers

Answer:

X and XY

Step-by-step explanation:

When you expand and compare the result to (X+Y)^2, you will see that the only terms different are those with the variable X. This means that the only terms affected are X and XY.

Evaluate the expression

5c - 2 = when c = 3

HELPPP quick

Answers

Answer:

13

Step-by-step explanation:

Substitute 3 into c --> 5(3)-2 = 15-2 = 13

Answer:

13

Step-by-step explanation:

c=3 soOOo

5x3=15

15-2=13

Find the Area please.

9in, 5in, 4in, 6in, 4in, 10in, 6in, 8in, 18in

Answers

Answer:

The answer is 269 in.

hope this helps!

Sorry I’m late oops

Step-by-step explanation:

i will give brainliest to first correct answer!! what is the length of YZ? i will report if you give a fake answer

Answers

Answer:

25

Step-by-step explanation:

Express 0.0584401 correct to three decimal places.


Answer: __________________________________ ( /1)

b) How many significant figures are there in your answer?


Answer: __________________________________ ( /1)


c) Estimate the value of the given expression to one significant figure.


Answer: __________________________________ ( /2)


d) Express 560 cm2 in km2.


Answer: __________________________________ ( /1)


2. a) Write the next two terms of the following sequence and write the rule. ( /3)

11, 15, 19, 23, 27, ______, ______

Rule: ___________________________________________________


b) Write an example of a Fibonacci sequence.

__________________________________________________________ plz no ans wrong or report

Answers

Answer:

A) 5.84

B) 3 significant figure

C)5.8

D)0.0056

2.A) 31 , 35

Use the table to solve. Describe the pattern for the powers of 2.

Answers

It says use the table you have to send a pic

the length of a rectangle is 1 more than 4 times the width. the perimeter is 92 in. what is the length and width.

Answers

Step-by-step explanation:

the 1st side length is 4x+1 if x is the width. 2(length)+2(width)=perimeter

2(4x+1)+2x=92

8x+2+2x=92

10x=90

x=9

width=x=9

length=4x+1=4(9)+1=37

Hope that helps :)

what is the area of a circle if the radius is 8

Answers

Answer:

4 is ans mrk me brien list lol

Answer:

area of a circle = pi * radius^2

area = 201.06 cm^2

Step-by-step explanation:

CAN SOMEONE PLEEAASE HELP WITH ME with these six questions I will love you forever

Answers

Answer:

1. Congruent(SAS)

2. Congruent(AAS)

3. Congruent(HL)

4. Not congruent

5. Congruent(SSS)

6. Congruent(AAS)

Javier can paint a room in 4 hours. Jasmine needs 6 hours to paint the same
room. Which equation would you use to determine how long it takes them to
paint the room if they work together?

Answers

Answer:

idfk im tryna find out as well

Step-by-step explanation:

boom bam bop, botta bop boop........ pow

Simplify.

8m+4n+7m−2n




A. 17mn

B. 15m + 2n

C. m + 2n

D. 15m + 6n

Please help me

Answers

Answer:

B

Step-by-step explanation:

Combine like terms then solve

which of the following statements is true based on the function f(x), below

Answers

i can’t see you picture

math question
i kind of need this done quicker, however no rush..! :)

x=-2y
x-y=9

Answers

Answer:

(6,-3) or x=6 y= -3

Step-by-step explanation:

please help!! ______

Answers

Answer: The answer is C.

Step-by-step explanation: The hypotenuse in special case isosceles right triangles is always x√2, x being one of the leg lengths since they are the same.

factorise 8bx -15ay-6by +20ax by using regrouping​

Answers

Answer:

(2b+ 5) (4x-3y)

Step-by-step explanation:

8bx -15ay-6by +20ax

2b (4x -3y) +5 (4x-3y)

(2b+ 5) (4x-3y)

The equation cannot be factored

members of a cookie club are selling cookie's for $2.50 per box. their goal is to sell enough boxes to total at least $350 in sales. write and solve an inequality to calculate b the total number of box's that must be sold by the members in order to reach or exceed their goal​

Answers

Answer:

They would need to sell more than or equal to 140 boxes of cookies.

Step-by-step explanation:

The equation would be

2.50t >= 350

--------   -------

2.50     2.50

t >= 140

Assume that the college in Offer #1 has a Cost of Attendance of $73,332. Which of the statements below comparing Offer #1 to Offer #2 is TRUE?

College #1 has a lower “cost of attendance” than College #2


Both College #1 and College #2 have the same “net price”


College #1 has a lower “net price” than College #2


College #1 has a higher “net price” than College #2

Answers

Answer:

Both College #1 and College #2 have the same “net price”

This is going by the fact that the equivalent money which happens to remain after all the deductions had been made are same. The gross amount, though quite different happens to be same in the available net amount for same education cost in both college.

Step-by-step explanation:

PLEASE HELP ILL MAKE BRAINLIEST

What is the solution to the system of equations shown in the graph

Answers

Answer:

(-5,2)

Step-by-step explanation:

PLZ MARK ME BRAINLIEST

To find the solution to the system of equations, just find where the lines intersect. Since they intersect at (-5,2), the solution is (-5,2)

If al|b, mZ1 = 10x + 2 and mZ4 = 5x + 13 , find mZ1 and m<2

Answers

um un um i’m i’m in i’m i’m um um u me m um i’m in ...21

4x +7y =-14
X + 4y =-8

Answers

Answer:first one is 5 and second one is -4

Step-by-step explanation:

The first 3 figures in a pattern are shown.

Which of the following functions represents f(n), the number of small squares in figure n?

A f(n) = 2n?

B. f(n) = (n + 4)2

C. f(n) = 50 + 4

D f(n) = n2 + 4​

Answers

C because wikenenebbejebe

subtract -10 from 100​

Answers

Answer:

110

Step-by-step explanation:

Just trust me mate im in 7th grade

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