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Nina [5.8K]
3 years ago
14

Hi please do this answer and please show the (steps) on how you got it. ❤️

Mathematics
1 answer:
zhenek [66]3 years ago
4 0
This is the answer!!!!!!

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A triangular pyramid is formed from three right triangles as shown below.
juin [17]

Answer:

70

Step-by-step explanation:

RU=20 (45-45-90 triangle)

use pythagorean theorum

20^2+b^2=73^2

evaluate

b^2=4929

sq root both side

rounded to nearest integer, side SU is 70

8 0
2 years ago
Add or subtract as indicated and write the result in standard form 3i+(-6-i)
yKpoI14uk [10]

Answer:

B: -6+2i

Step-by-step explanation:

  • 3i + (-6 - i) =                ⇒ open parenthesis
  • 3i - 6 - i =                ⇒ simplify
  • -6 + 2i                     ⇒ answer in standard form of a+bi
5 0
3 years ago
3x-2y=-5 and 4x+2y=-16​
podryga [215]

Answer:

x=-22/4

y=-3

Step-by-step explanation:

3x-2y=-5

4x+2y=-16

we <u>add</u> the equation

7y=-21

y=-3

then we find the x by taking a random equation

I take 4x+2y=-16

4x+2(-3)=-16

4x-6=-16

4x=-22

x=-22/4

7 0
3 years ago
Si: P(x+2) = 2(x+2)^3 + x^2 +4x +4<br> Calcular : P(-4)
Tom [10]

Answer:

Step-by-step explanation:

6 0
3 years ago
Sylvia has three pet gerbils. if two of her gerbils each has two babies every two months, how many babies will the gerbils has a
katen-ka-za [31]

Answer:

They will have 24 babies in one year

Step-by-step explanation:

All you need to do is add 6 babies every two months starting in January. Include January as the gerbils having their first 6 babies. Every 2 months includes 4 months out of the year. 6*4 = 24 babies.

3 0
3 years ago
Read 2 more answers
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