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Lady bird [3.3K]

3 years ago

9

A single box of thumb tacks weighed 3 1

1 answer:

emmasim [6.3K]3 years ago

5 0

$3 \frac{1}{2} *4 \frac{1}{7} = \frac{7}{2} * \frac{29}{7} = \frac{29}{2} = 14\frac{1}{2} =14.5$

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Zina solves a system of linear equations by elimination and finds a solution of (2, 2). One of the equations is a + b = 4. What

Dima020 [189]

Answer:

Option D

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6 0

3 years ago

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anthony bought an 8 foot board.He cut off 3/4 of the board to build a shelf,and gave 1/3 of the rest to his brother for an art p

e-lub [12.9K]

Convert your feet to inches.
So 8 times by 12 = 96 inches
if you have 3/4 of the board used.
3/4= .75
if you were to times 96 by .75 = 72 inches.
So you used 72 inches and you have 24 inches left

now do 1/3= .33
times .33 by 24= 8
8 inches is how long you would give to Anthony's brother.

7 0

3 years ago

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And what is the permiter of the right triangle

saveliy_v [14]

Answer:

the answer is b 28 in sq

Step-by-step explanation:

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2 years ago

First try was incorrect

KiRa [710]

Answer:

12 presents

Step-by-step explanation:

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5 0

3 years ago

The volume of a cone-shaped hole is 50 pi ft cubed . If the hole is 6 ft deep, what is the radius of the hole?

True [87]

Answer:

r = 5

Step-by-step explanation:

The formula for volume of a cone is $\pi r^2*\frac{h}{3}$

h = 6

V = 50π

$2\pi r^2=50\pi$

r = 5

8 0

3 years ago