3 years ago

What is the surface area?

1 answer:

7 0

I believe it is 1250
Explanation: Area of a triangle=1/2bh-1/2•20•30
Area of square=bh-25•25
Add your answers together then you get 1250

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Find z such that 97.5% of the standard normal curve lies to the left of z. (Enter a number. Round your answer to two decimal pla

fomenos

Answer:

z=1.96

Step-by-step explanation:

Using normal distribution table or technology, 97.5% corresponds to z=1.959964, generally denoted z=1.96, or 1.96 standard deviations above the mean.

(above value obtained from R)

6 0

3 years ago

2. to which subsets of real numbers does number -22 belong? choose all subjects that apply A) Whole numbers B) Rational numbers

nexus9112 [7]

-22 belongs to Integers

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3 years ago

Sam is making trail mix the recipe requires 1 1/2 cups of raisins for 6 cups of peanuts. How many cups will he of raisins will h

LuckyWell [14K]

You will need .5 cups of rasi w

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3 years ago

Determine the slope of a line that passes through A(-4, 7) and B(6,3)

Helga [31]

Answer:

$m=\frac{-2}{5}$

Step-by-step explanation:

Use the formula:

$m=\frac{y_2-y_1}{x_2-x_1}$

Plug in the numbers (coordinates) given, like so:

$m=\frac{3-7}{6+4}$

$m=\frac{-4}{10}$

Simplify:

$m=\frac{-2}{5}$

7 0

4 years ago

Read 2 more answers

~please help, thank you~

solong [7]

The volume of a pyramid with hight and base is 1/3 the volume of a rectangleular prisim with the same height and base

also the volume of a cone is 1/3 the volume of a cylinder with same height and base so
just fun facts to know (helpful)

so volume of cylinder=1/3 times height tiimes pi times radius^2
subsitute
use pi=3.14
height=12
radius=6
volume=1/3 times 12 times 3.14 times 6^2
volume=4 times 3.14 times 36
volume=452.16 cubic meters
the naswer is the top left choice

6 0

4 years ago

Read 2 more answers