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vichka [17]
3 years ago
11

A square pyramid is shown. What is the surface area?

Mathematics
2 answers:
Blizzard [7]3 years ago
4 0

Answer:

  • C. 31.25 cm²

Step-by-step explanation:

<u>Surface area comprises of:</u>

  • A = Area of square base + 4(area of triangle faces)
  • A = 2.5² + 4*1/2*2.5*5= 31.25 cm²

Correct option is C

Leya [2.2K]3 years ago
4 0

Answer:

its 31.25 i took the test and got it right

Step-by-step explanation:

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Representar en la recta Numérica los siguientes números irracionales Resolver √ 5= Resolver√29= Resolver√17= Resolver√50= Resolv
Elan Coil [88]

Answer:

Adjunto un gráfico con la recta númerico y los números irracionales en ella.

Step-by-step explanation:

El primer paso es resolver cada raíz para tener una aproximación decimal de cada número.

Resolviendo con calculadora encontramos que (utilizaremos 4 decimales para cada número) :

\sqrt{5}=2.2361

\sqrt{17}=4.1231

\sqrt{18}=4.2426

\sqrt{26}=5.0990

\sqrt{29}=5.3852

\sqrt{34}=5.8309

\sqrt{40}=6.3245

\sqrt{50}=7.0711

El siguiente paso es graficar la recta númerica y colocar cada uno de los números que hallamos (Adjunto el gráfico de la recta númerica con los números irracionales).

El gráfico que adjunto es aproximada. Para mayor exactitud, hay que colocar los números utilizando una escalada adecuada.

6 0
3 years ago
What is the value of X and Y ​
Andrews [41]

Answer:

x = 2.25 y =6

Step-by-step explanation:

Its a SCALE DRAWING with a factor of 3/4. Just multiply all the lengths of the first triangle by 3/4. 12 x 3/4 = 9    8 x 3/4 = 6   3 x 3/4 = 2.25

Hope this helped! If it did, please mark brainliest! It would help me out a lot! Thanks! :D

8 0
3 years ago
2x² + x + 10 = 0 dengan rumus abc​
Gala2k [10]

Answer:

a = 2, b = 1 and c = 10

Step-by-step explanation:

The given equation is 2x² + x + 10 = 0 ...(1)

The general form of a quadratic equation is given by :

ax²+bx+c=0 ...(2)

We need to find the values of a,b and c in the given equation.

Comparing equation (1) and (2),

a = 2, b = 1 and c = 10

7 0
4 years ago
guyssss what do I do I'm in band but I want to quit but my teacher is happy and I don't wanna mess up the moment please tell me
Sati [7]
What do you need help with?
5 0
3 years ago
Solve -5 3/4 - 3 1+/2​
ss7ja [257]

Answer:

-18 3/8

Step-by-step explanation:

hope that helps

3 0
3 years ago
Read 2 more answers
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