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sesenic [268]
3 years ago
14

Please help ASAP hope you can help me

Mathematics
1 answer:
Ivahew [28]3 years ago
7 0

13-(-3)

adding the opposites, you get 16 degrees.

-3+13

using a number line: 3 to the left, 13 to the right=10 degrees

For example: 10-(-1)= positive 11. no. you could have -1-(-9). Add the opposites and you get positive 8.

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A tree casts a shadow of 24 feet at the same time as a 5-foot tall man casts a shadow of 4 feet Find the height of the tree
Mice21 [21]

Answer:

25 Feet

Step-by-step explanation:

If the man is 5 feet and he cast a shadow of 4 feet that means that there is a 1 foot difference. So, subtract the shadow hight by 1.

3 0
3 years ago
Math riddle here
kupik [55]

Answer:

15+8+6+2=31

Step-by-step explanation:

highest no. is 15

15-7=8

31-15-8=8

middle number 8

8-6=2

CHECK: 15+8+6+2=31

i don't know if my answer is right haha

i checked online it says the answer is 5,6,8,12

4 0
3 years ago
What is the equivalent of 243 to the power of (2/5)
nasty-shy [4]

<span>(243)^(2/5) = ?
---
The 5 in the denominator means "take the 5th root".
The 2 in the numerator means "square".

---


</span><span>Taking the 5th root first you get:
(243)^(2/5) = 3^2
Now squaring gives you
3^2 = 9

So the answer is 9.

Hope this helps :)
~Davinia.
</span>

6 0
3 years ago
Ben made a model (shown below) of the square pyramid he plans to build when he grows up.
elena-s [515]

Answer:

336 m^2

Step-by-step explanation:

The surface area of a square pyramid is the sum of the area of the squared base + 4 times the area of each triangular face, therefore:

A=A_b + 4A_t

where:

A_b=L^2 is the area of the base, where

L is the length of the base

A_t=\frac{1}{2}Lh is the area of each triangular face, where

h is the height of the face

Substituting,

A=L^2+2Lh

For the model in this problem,

L = 12

h = 8

Therefore, the surface area here is:

A=12^2 +2(12)(8)=336

4 0
3 years ago
Read 2 more answers
The scatter plot shows the number of cds
saw5 [17]
It's too blurry to read. If you tell me what it says, I'll try to give you an answer.
4 0
3 years ago
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