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Nostrana [21]
3 years ago
5

The circumference C of a circle is found with the formula C=2(3.415)r​

Mathematics
2 answers:
Serga [27]3 years ago
7 0

Answer:

You are correct! :)

Extra tip:

It can also be written like 'C = 2πr' and that works just as well!

Tems11 [23]3 years ago
4 0

Answer:

circumference=2πr formula 2×22/7×r

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The area of ​​a football goal is about 18 m2 and a handball goal is about 600 dm2. How many times bigger is the football goal th
Yanka [14]

Answer:

3 times bigger

Step-by-step explanation:

600 dm2 is equivalent to 6 metres squared and the football goal is 18m2 so the football goal is three times bigger (6x3=18)

8 0
3 years ago
Evaluate 8a-1+0.5b when a = 1/4 and b=10
Sergio039 [100]
8 (1/4) = 2

0.5 (10) = 5

2-1+5 = 6

Answer: 6
3 0
4 years ago
If the value of x is 3, then what is the value of 2-8x+4x+4
Veronika [31]
Hey there,
2 - 8x + 4x + 4
2 - 8(3) + 4(3) + 4
2 - 24 + 12 + 4
-6

Hope this helps :))

<em>~Top♥</em>
5 0
4 years ago
A trapezoid has an altitude of 12 cm. Its parallel sides measure 10 and 8 cm, respectively. What is its area? 216 cm² 108 cm² 96
iren2701 [21]

Answer:

108 cm^2

Step-by-step explanation:

A trapezoid has an altitude of 12 cm. Its parallel sides measure 10 and 8 cm, respectively.

The base of trapezoid are 10 and 8 cm

Height of a trapezoid = 12cm

Area of a trapezoid formula = \frac{a+b}{2} * height

= \frac{10+8}{2} * 12

=108cm^2

3 0
3 years ago
Write the expression in word form 12÷6×2
finlep [7]

Answer:

Twelve divide by six times two.

4

Step-by-step explanation:

To solve this problem, first you have to use the order of operations stands for parenthesis, exponents, multiply, divide, add, and subtract from left to right.

First, multiply & divide numbers from left to right.

\displaystyle 12\div6\times2

\displaystyle 12\div6=2

\displaystyle 2\times2=4

Therefore, the correct answer is twelve divide by six times two or 4.

<h2>Hope this helps!</h2><h2 /><h2>Have a wonderful blessing day! :)</h2><h2 /><h2>Good luck! :)</h2>
6 0
3 years ago
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