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2 years ago

Number of plane surface in a matches box

Mathematics

1 answer:

DanielleElmas [232]2 years ago

7 0

Answer:

The answer is 6

Step-by-step explanation:

Same as plane surfaces on a regular cuboid

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If the area is 1808.64 what is the circumference

Dafna1 [17]

Area of circle = πr²

Find radius:
πr² = 1808.64
r² = 1808.64 ÷ π
r² = 575.71
r = √575.71
r = 23.99 units

Find Circumference:
Circumference = 2πr
Circumference = 2π (23.99)
Circumference = 150.76 units

Answer: Circumference = 150.76 units

3 0

3 years ago

The owner of an auto repair shop studied the waiting times for customers who arrive at the shop for an oil change. The following

labwork [276]

Answer:

(d)0.6

Step-by-step explanation:

(a)Frequency Distribution

$\left|\begin{array}{c|c}$Waiting Time(in Minutes)&$Frequency\\-----------&--\\0-4&4\\5-9&8\\10-14&5\\15-19&2\\20-24&1\\--&--\\Total&20\end{array}\right|$

(b)The relative frequency distribution.

$\left|\begin{array}{c|c}$Waiting Time(in Minutes)&$Relative Frequency\\-----------&--\\0-4&4/20=0.2\\5-9&8/20=0.4\\10-14&5/20=0.25\\15-19&2/20=0.1\\20-24&1/20=0.05\\--&--\\Total&1\end{array}\right|$

(c)The cumulative frequency distribution.

$\left|\begin{array}{c|c|c}$Waiting Time(in Minutes)&$Frequency&$Cumulative Frequency\\-----------&--&---\\0-4&4&4\\5-9&8&12\\10-14&5&17\\15-19&2&19\\20-24&1&20\\--&--&--\\Total&20\end{array}\right|$

(d)The proportion of customers needing an oil change who wait 9 minutes or less.

Proportion of customers needing an oil change who wait 9 minutes or less.

$=\dfrac{12}{20} \\\\=0.6$

5 0

2 years ago

In the figure below, mZAHE = (6x + 7)º

Andru [333]

Answer:

Step-by-step explanation:

∠AHE + ∠AHK = 180 {linear pair}

6x + 7 + 35 = 180

6x + 42 = 180

6x = 180 - 42

6x = 138

x = 138/6

x = 23

8 0

2 years ago

Marcel had drama practice 8.75 hours from Monday to Friday if he practices the same amount each day how many hours does marcel s

AURORKA [14]

It would be 1.75 hours each day

5 0

2 years ago

What is the area of the composite figure

tigry1 [53]

Answer:

132cm

Step-by-step explanation:

4 0

2 years ago

Number of plane surface in a matches box​

Number of plane surface in a matches box