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3 years ago

Help me please and thank you! Question is below!

Mathematics

1 answer:

yKpoI14uk [10]3 years ago

5 0

Answer:

4² + b² = 8² or 8² = b² + 4² if following hypotenuse, unknown, and known leg

Step-by-step explanation:

Created by using a² + b² = c²

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What are the two binomial factors for x2 – 25?

Viktor [21]

Answer:

$x^2 -25 = (x-5)(x+5)$

Any expression of the form $a^2 - b^2 = (a-b)(a+b)$

3 0

3 years ago

Plz help ASAP the number that is cut off on 69 is 24

Minchanka [31]

Answer:

$A=256\ units^2$

Step-by-step explanation:

The given figure shows a triangular pyramid having 16 units as height. The base of pyramid is triangle.

The area of a triangular pyramid is given by :

$A=\dfrac{1}{3}bH$

Where

b is the area of base

$A=\dfrac{1}{3}\times \dfrac{1}{2}\times B\times h\times H\\\\=\dfrac{1}{6}\times 12\times 8\times 16\\\\=256\ units^2$

So, the required area is equal to $256\ units^2$ .

7 0

3 years ago

Nine times the difference of a number and one is equal to seven less than two times the number

Oksana_A [137]

9*(x-1)=2x-7
First get rid of your parenthesis by distributing.
9x-9=2x-7
Then all you have to do is isolate the variable
9x=2x+2
7x=2
so x= 2/7

8 0

3 years ago

A boy decided to save by an unusual method.He put 1cent, the first week.2cent in the second week,4xent in the third week,8cent i

lesya692 [45]

Answer:

Step-by-step explanation:

for 1st week=1 ¢

for 2nd week= 2¢

for 3rd week= 4¢

for 4th week=8¢

for 5th week=16¢

for 6th week=32¢

for 7th week=64¢

for 8th week=64+64=128¢

for 9th week= 128+128=256¢

for 10th week= 256+256=512¢

.: he saved a total of

1+2+4+8+16+32+64+128+256+512=1023¢

1023¢=1023/100=$10.23

4 0

3 years ago

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Whitepunk [10]

Answer:

its red okay? i hop help

8 0

3 years ago

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