All categories

2 years ago

BD = 53, AC = 45 & DA = 87. Find BC

Mathematics

1 answer:

Musya8 [376]2 years ago

4 0

Answer:

the answer is differently C

You might be interested in

Select all equations that have two solutions. a x^2=16 b 4x^2=0 c x^2=-16 d 3x+2=14 e x^2-1=24 f (x+8)(x-8)=0

never [62]

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

a )

${x}^{2} = 16$

$x = ± \: 4$

Two solutions.

_________________________________

b )

$4 {x}^{2} = 0$

$x = 0$

One solution .

_________________________________

c )

${x}^{2} = - 16$

$No \: \: solution.$

_________________________________

d )

$3x + 2 = 14$

$x = 4$

One solution.

_________________________________

e )

${x}^{2} - 1 = 24$

${x}^{2} = 25$

$x =± \: 5$

Two solutions.

_________________________________

f )

$(x + 8)(x - 8) = 0$

$x = - 8 \: \: or \: \: x = 8$

Two solutions .

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

5 0

2 years ago

Your neighbor needs to put a fence around her front yard and a seperate fence around her backyard. Her front yard is 65 feet lon

elena-14-01-66 [18.8K]

Front yard
65+65+45+45=220
Back yard
45+45+35+35=160
220+160=380
380 feet

5 0

3 years ago

Which pair of angles are supplementary?

PolarNik [594]

Answer: H

Step-by-step explanation:

Supplementary angles just mean they add up to 180 degrees. 180 degrees means that when the two angles are put together one of each of their sides will form a straight line.

6 0

2 years ago

Solve for the variable:

Alexeev081 [22]

Answer:

A. x > -1

Step-by-step explanation:

- (x - 3) < 4 (2 + x)

-x + 3 < 8 + 4x

-5x + 3 < 8

-5x < 5

x > -1

Therefore, answer choice A is the correct answer.

6 0

2 years ago

Using pemdas please

Bond [772]

$4^{3}+2(8)=80$

Solution:

Given expression:

$4^{3}+2(8)$

<u>Expansion of PEDMAS: </u>

Parenthesis, Exponents, Division, Multiplication, Addition, Subtraction.

To solve the given expression using pedmas rule.

First solve the expression with parenthesis.

$4^{3}+2(8)=4^{3}+16$

Next do the exponents.

$4^{3}+2(8)=64+16$

Finally do the addition.

$4^{3}+2(8)=80$

Hence the answer is 80.

6 0

3 years ago

Read 2 more answers