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3 years ago

A cylindrical can of baked beans has a diameter of 8 cm and a height of 9 cm.

1 answer:

7 0

Formula for volue of cylinder is area time height. Lets find area
A= $\pi r^2$
diameter=2r
8=2r
r=4
Now substitute r to $A= \pi r^2$
A= $\pi 4^2= 16\pi$
Now we have formula
V= $16 \pi *height=16 \pi *9=144 \pi$ - its the result, so B

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Last year, 50 students attended the winter carnival. This year, 60 students attended the carnival. Which statement below correct

SVETLANKA909090 [29]

Answer: 20% increase

Step-by-step explanation:

change/ original number

(60 - 50 / 50) x 100 = 20

20%

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3 years ago

Read 2 more answers

the ez pay plan costs $0.15 per minute. write an expression that represents the monthly bill for x minutes on the ez pay plan

Neporo4naja [7]

we are given

The ez pay plan costs $0.15 per minute

so, cost is $0.15 per minutes

we have

x minutes on the ez pay plan

so, time for plan is x minutes

total bill = cost * time for plan

now, we can plug values

we get

total bill = $0.15x..............Answer

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2 years ago

Read 2 more answers

Please solve and graph each inequality x-7<-12

Keith_Richards [23]

For this case we must resolve the following inequality:

$x-7$

Adding 7 to both sides of the inequality:

$x$

Different signs are subtracted and the major sign is placed.

$x$

Thus, the solution is given by all the values of "x" less than -5.

The solution set is: (-∞, - 5)

Answer:

$x$

See attached image

3 0

3 years ago

Jonathon's Yo-Yo has a string that is three and a half feet long. If Jonathon cuts six inches off of the string, how many feet w

earnstyle [38]

1 ft= 12 inches
1/2 ft= 6 inches

=3 1/2 feet - 6 inches
substitute # of inches in for 1/2 foot
=3 ft 6 inches - 6 inches
=3 feet

ANSWER: 3 feet

Hope this helps! :)

7 0

3 years ago

Six equilateral triangles are connected to create a regular hexagon. The area of the hexagon is 24a^2 – 18 square units. Which i

netineya [11]

we know that

The area of the hexagon is equal to the sum of the areas of the six equilateral triangles

Let

x-------> area of one equilateral triangle

$6x=24a^{2} -18$