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goldfiish [28.3K]
4 years ago
9

Find the surface area of the equilateral triangular pyramid.

Mathematics
2 answers:
Mrac [35]4 years ago
8 0
The answer is 228. hoped this helped

11Alexandr11 [23.1K]4 years ago
5 0
Area  = 3 * 1/2 * 10 * 12 + 1/2 * 12 * 8  =  180 + 48 = 228 answer
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mason worked 24 hours at the book shop at an hourly rate of $ 8.75 . how much medicare tax will be deducted from his paycheck th
Charra [1.4K]
First, find out how much he made in the week total: 24($8.75) = $210
The, find 1.45% of 210: (.0145)(210) = 3.045
*note that 1.45% = .0145*
Round that number to 3.05 and you have your answer
3 0
4 years ago
A (blank) is the nonnegative Square root of a number
AnnyKZ [126]

Answer:

principal square root

Step-by-step explanation:

Let x^2=a.

Then x=\pm\sqrt{a}

We have a negative square root for x, which is x=-\sqrt{a} and a nonnegative square root,which is x=+\sqrt{a}

The nonnegative square root is callled the principal square root .

Therefore the best complete to the statement;

A -------- is the nonnegative Square root of a number, is principal square root.

7 0
3 years ago
Please help me with this<br> simplify sqrt24w^14
Serjik [45]

Answer:

2×sqrt(6)×w⁷

Step-by-step explanation:

what I can read here, you need to simplify

sqrt(24×w¹⁴)

= sqrt(24)×sqrt(w¹⁴) = sqrt(4×6)×sqrt(w¹⁴) =

= 2×sqrt(6)×sqrt(w¹⁴)

and taking the square root of something with exponent simply means dividing that exponent by 2

so,

2×sqrt(6)×w⁷

6 0
3 years ago
I found a pack of decorated yellow or chocolate cupcakes. It is a 6-pack for $3.48. What is the unit ratio for 1 cupcake? In oth
grandymaker [24]

Answer:

Givens:

To find unit rate, $3.48 for 6 cupcakes, you have to divide the money by the amount of something

3.48 divided by 6 cupcakes

which gives you:

0.58 or 58 cents for one cupcake

have a nice day!

8 0
3 years ago
How can -6.75 + -10.25 be expressed as the sum of its integer and decimal parts
Gennadij [26K]

Answer:

-17

Step-by-step explanation:

add -6 + -10 which are the integers to get

-16

add -.75 + -.25 which are the decimal parts

to get -1

then you add those

to get

-17

3 0
3 years ago
Read 2 more answers
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