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2 years ago

work out the circumference of this circle take pie to be 3.142and give your number to 1 decimal place and the radius is 11.2cm

Mathematics

2 answers:

harina [27]2 years ago

6 0

Circumference is 2*pi*r
2 * 3.142 * 11.2 = 70.3808, to 1 decimal place is 70.4cm^2

ddd [48]2 years ago

6 0

Pi*r*2 = 2*pi*11.2
=70.3716...
70.3716... > 1 d.p.
=70.4cm

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3 years ago

Several paint mixtures are made by mixing blue paint and white paint. Paint Colors Blue Paint White Paint Mixture A 5 cups 12 cu

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The correct answer is option B which is mixture B will have the highest ratio of blue paint.

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The given ratios are:-

Mixture A = $\dfrac{5}{12} = 0.41$

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1 year ago

Simplify 6-12b divided by 3a-6ab

siniylev [52]

Answer:

$\frac{2}{a}$

Step-by-step explanation:

Given

$\frac{6-12b}{3a-6ab}$ ← factor both numerator and denominator

= $\frac{6(1-2b)}{3a(1-2b)}$ ← cancel common factor (1 - 2b) on numerator/denominator

= $\frac{6}{3a}$ ← cancel 6 and 3 by 3

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7 0

2 years ago

Read 2 more answers