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Alexandra [31]
3 years ago
13

Kelsey measured the sides of a porch to determine if it is a right triangle. Does her porch with side lengths of 42 feet, 56 fee

t, and 70 feet form a right triangle?
Yes, because 42 squared + 56 squared not-equals 70 squared.
Yes, because 42 squared + 56 squared = 70 squared.
No, because 42 squared + 56 squared = 70 squared.
No, because 42 squared + 56 squared = 70 squared.
Mathematics
2 answers:
Studentka2010 [4]3 years ago
4 0

Answer:

Yes, because 42 squared + 56 squared = 70 squared.

Step-by-step explanation:

Sergio [31]3 years ago
3 0

Answer:

Its <em>B </em>my doods

Step-by-step explanation:

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PLEASE HELP ILL MARK BRAINLIEST
qwelly [4]

Answer:

top is 13 gallons left

bottom is 7.8 gallons left

Step-by-step explanation:

30=1 gallon

90= 3 gallons

246/30= 8.2

8.2*1=8.2

16-8.2=7.8

8 0
3 years ago
I need help what is 3-2y+(-8y)+7.8
Snowcat [4.5K]

Answer:

10.8-10y OR -10y+ 10.8

Step-by-step explanation:

sO: 3-2y-8y+7.8

          3-10y+7.8

10.8-10y / -10y+10.8 Either one

6 0
3 years ago
Read 2 more answers
Work out the circumference of this circle give your answer in terms of pi 6mm
DiKsa [7]

Answer:

C = 18.85 mm

OR

C = 37.7 mm

Step-by-step explanation:

if 6mm is the diameter.... then

6/2 = radius

3 = radius

then circumference = 2π(3)

C = 18.85 mm

BUT IF THE RADIUS IS 6MM

then circumference = 2π(6)

C = 37.7 mm

4 0
3 years ago
Find the difference x/7x^2-13x-24 - 2x/7x^2-30x+27
padilas [110]

Answer:

With Tiger Adding Fractions; {((x)/(7x^2-13x-24))-((2x)/(7x^2-30x+27))} Comparing ... Step-2 : Find two factors of 189 whose sum equals the coefficient of the middle term, .... Combine the numerators together, put the sum or difference over the ...

Step-by-step explanation:

5 0
4 years ago
Giving brainliest to the answer who gives step by step examples clearly!
Anarel [89]

<em>Hi there!</em>

<em>This should be easy,lol!</em>

<em>Answer:</em>

<em />\sqrt[3]{-128} = \boxed{-128 \sqrt{3} }<em> (Decimal: -221.702503)</em>

<em />\sqrt[3]{162} = \boxed{162 \sqrt{3} }<em> (Decimal: 280.592231)</em>

<em />\sqrt[3]{-1000x^4} = \boxed{-1732.050808x^4}<em />

<em>Sorry bout the explanation thingy. Their really long -.-!</em>

<em>But the last one is short so i'll put it for you!</em>

<em>Step-by-step explanation:</em>

<em>∴!For the last one!∴</em>

<em />\sqrt[3]{-1000x^4}<em />

<em>Simplifies to:</em>

<em />= - 1732.050808 * x^4<em />

<em />= - 1732.050808 * ( x * x * x * x)<em> </em>

<em />= - 1732.050808x^4<em />

<em>Have a great day/night!</em>

7 0
4 years ago
Read 2 more answers
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