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Eddi Din [679]
3 years ago
10

Simplify 5 - 2 · 3 + 4. 13 -5 3 21

Mathematics
2 answers:
kvasek [131]3 years ago
6 0
Yes it is 3. She is right
Gre4nikov [31]3 years ago
3 0
The answer is 3!

 P.S. Brainliest would be awesome! i am trying to rank up and this will really help! i only need one more brainliest!
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Thomas answered most of his math homework questions. If he sees that he has 4 questions left and he knows there were a total of
Elanso [62]

Answer:

21

Step-by-step explanation:

25-4=21

All of the questions are 25, he hasn't answered 4, so fron 25 you remove 4, and the answer is 21.

8 0
3 years ago
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Solve (x – 3)2 = 5.
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Answer:

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Step-by-step explanation:

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4 0
3 years ago
Please help me due in an hour
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Answer:

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Step-by-step explanation:

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3 years ago
A triangular pyramid and its net are shown. Rain uses Calculations below to conclude that the surface area of a triangular pyram
Harman [31]

Answer:

Rain is correct, calculates correctly, 238.5 square inches

Step-by-step explanation:

The given triangular pyramid is shown with the dimensions.

The surface area of the triangular pyramid is given by :

$A=\frac{1}{2}\left(a \times b\right) + 3\left(\frac{1}{2}\times b\times s\right)$

$A=\frac{1}{2}\left(10 \times 8.7\right) + 3\left(\frac{1}{2}\times 10\times 13\right)$

$A=43.5+(3\times 65)$

$A=43.5+195$

$A=238.5 \ \text{inche}^2$

Therefore, the surface area of the triangular pyramid is = 238.5 square inches.

5 0
3 years ago
A trail is 2 miles long. There is a marker every 1/8 mile. How many markers are there?
attashe74 [19]

Answer:

16

Step-by-step explanation:

Number of Markers =

2 \div  \frac{1}{8}  \\  = 2 \times 8 \\  = 16

8 0
3 years ago
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