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emmainna [20.7K]
3 years ago
15

Help PLEASE!

Mathematics
2 answers:
laila [671]3 years ago
6 0

Answer:

the first answer is correct Edge 2020

Step-by-step explanation:

maksim [4K]3 years ago
3 0

Answer:

Step-by-step explanation:

-6

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When ms Thelma turned one her oven ,the temperateure inside was 70 degress. The temputure began to rised at a rate of 40 per min
Ronch [10]

Answer:

7 minutes

Step-by-step explanation:

First, subtract 70 from 350.

350-70=280

Now, divide 280 by 40

280/40=7

It took Ms. Thelmas oven to heat up from 70 degrees to 350 degrees in 7 minutes.

3 0
3 years ago
The length of a bacterial cell is about 3 x 10−6 m, and the length of an amoeba cell is about 4.5 x 10−4 m. How many times small
IrinaVladis [17]

The bacterial cell is 6.67 x 10⁻³ times smaller than the amoeba cell.

<h3>What is an expression?</h3>

Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication, and division.


Numbers (constants), variables, operations, functions, brackets, punctuation, and grouping can all be represented by mathematical symbols, which can also be used to indicate the logical syntax's order of operations and other features.

Given that the length of a bacterial cell is about 3 x 10⁻⁶ m, and the length of an amoeba cell is about 4.5 x 10−⁻⁴ m.

The size of the cell will be calculated as below:-

B / A = ( 3 x 10⁻⁶ m ) / ( 4.5 x 10−⁻⁴ m )

B / A = 6.67 x 10⁻³

Therefore, the bacterial cell is 6.67 x 10⁻³ times smaller than the amoeba cell.

To know more about expression follow

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8 0
1 year ago
PLEASSEE HELPPPP HURRRY FIND THE SURFACE AREA HURRRYY
Aleksandr [31]

Answer:

The answer is 48.9 cm^2.

Step-by-step explanation:

Let's find the surface areas of the faces other than the base;

triangle area: b x h / 2

4 x 7 = 28, 28/2 = 14

in this case, there are three faces, so 14 x 3 = 42, and we add that with the base to get 48.9

:) hope this helps!

8 0
3 years ago
Read 2 more answers
A desest tortoise spends about 95% of its life in underground burrows.About what fraction of a desert tortoise's life is spent a
8090 [49]
5/100's tortoise's life was spent above ground.
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3 years ago
What is the least common denominator for adding the fractions 4/15, 1/12, and 3/8
yarga [219]
60 hope this helps!!!!!!!!!!!!!!!
8 0
3 years ago
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