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Art [367]
3 years ago
14

Help if you can please

Mathematics
2 answers:
ddd [48]3 years ago
4 0
I don’t know what the radius of the circle is
Valentin [98]3 years ago
3 0

Answer:

a: 24 cm

b: 101 m

c: 1.46 mm

Step-by-step explanation:

Formula: d=2r

a: 12*2=24 cm

b: 50.5*2=101 m

c: 0.73*2=1.46 mm

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A car uses a litre of petrol to travel 4km. How many litres will it use to travel 32 kilometres.
lesya [120]

Given that,

A car uses a litre of petrol to travel 4 km.

To find,

How many litres will it use to travel 32 kilometres.

Solution,

We have,

1 litre = 4 km

or

1 km = (1/4) litre

Let it will use x litres to travel 32 km.

32 km = (32/4) litres

= 8 litres

Hence, 8 litres it will use to travel 32 km.

3 0
3 years ago
What is a formula that can be used to find the area of one triangular section of the door? How do you know the formula will work
adoni [48]

Answer:

Area Of a Right Angled∆

=><em><u> </u></em><em><u>1</u></em><em><u>/</u></em><em><u>2</u></em><em><u> </u></em><em><u>x </u></em><em><u>Base </u></em><em><u>x </u></em><em><u>Height</u></em>

Area of a ∆ Using Heron's Formula

=>

\sqrt{s(s - a)(s - b)( s-c )}

Where

  • S = Semiperimeter
  • a ,b& c = sides of the ∆
3 0
3 years ago
Read 2 more answers
Sean swam 475 meters and Callie swam 0.62 kilometer. Which of them swam farther? Explain
dezoksy [38]

Answer:

e

Step-by-step explanation:

8 0
3 years ago
What is the slope intercept ?<br><br> PLEASE HELP ME
DaniilM [7]
Y=-3/2 -3 is the slope intercept
3 0
3 years ago
What is the slope of the line that passes through the points (-2, 6) and (-12, 2)?
lozanna [386]

Answer:

2/5

Step-by-step explanation:

To find slope:

y2-y1 / x2-x1

2-6 / -12--2

2-6 / -12+2

-4/-10

4/10

2/5

7 0
2 years ago
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