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lys-0071 [83]
3 years ago
8

Find Hypotenuse HELP

Mathematics
2 answers:
Svetradugi [14.3K]3 years ago
7 0

Answer:

pythagoras therom

a) square root 8²+15²=17

b)square root 20²+21²=29

antiseptic1488 [7]3 years ago
5 0

Answer:

use this formula

1 no .H^2=p^2+b^2

H^2=8^2+15^2

H^2=64+225

H^2=289

H=\sqrt{289}

H=17

2 no. H^2=P^2+B^2

H^2=20^2+21^2

H^2=400+441

H^2=841

H=\sqrt{841}

H=29

Step-by-step explanation:

Hope this helps u!!

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A bedroom door in the house has the same dimension as the front door but the length is 30 inches rather than 36 inches how much
arsen [322]

Answer:

6/5

Step-by-step explanation:

Calculate the volume by multiplying the measured length and width of the space together, then multiply the result by the height of the room. From the example, 10 * 25 feet = 250 square feet, and 5 * 10 feet = 50 square feet.

5 0
2 years ago
Please answer quick I need to get this for my mock test​
Ulleksa [173]
I think 64.29 bc 90 percent of 500 is 450 so i did 450 percent of 700
5 0
3 years ago
Read 2 more answers
If CD is the perpendicular bisector of AB, then the value of x is:
amm1812
In ΔCAD and ΔCBD,

CD = CD [ Common side ]

AD = BD [ CD is the perpendicular "bisector" of AB ]

∠CDA = ∠CDB [ CD is the "perpendicular" bisector of AB ]

Thus, ΔCAD and ΔCBD are congruent triangles. [ SAS congruency ]

If these triangles are congruent, then AC = BC.

2x = 3x -10

x = 10.
3 0
3 years ago
Read 2 more answers
Brainliest to whoever is correct 30pts...!!!!!!!!!
LiRa [457]
Angle between 16 and 18 = 90 + 55 = 145°

d= \sqrt{16^2+18^2-2*16*18*cos(145^o)}= \\ \\  \sqrt{256+324+471.83}= \sqrt{1051.83} \approx   32
5 0
3 years ago
What is two thirds of eight
AlladinOne [14]
5 + 0.33333... 

<span>If you don't immediately recognize 0.33333.... as 1/3 (a very common fraction you should memorize), you can do the following. </span>

<span>x = 0.33333... </span>

<span>Multiply that by 10 to shift everything 1 place to the left: </span>
<span>10x = 3.33333... </span>

<span>Now subtract: </span>
<span>10x - x = 3.33333... - 0.33333... </span>
<span>9x = 3 </span>
<span>x = 3/9 </span>
<span>x = 1/3 </span>

<span>Answer: </span>
<span>5 1/3 </span>

<span>P.S. Here's a shortcut way to turn a repeating decimal into a fraction. </span>

<span>1) Take the repeated part and put it over an equivalent number of nines. </span>

<span>Example: </span>
<span>0.57575757... = 57/99 </span>

<span>At that point, see if you can reduce the fraction: </span>
<span>= 19/33 </span>

<span>Another example: </span>
<span>0.123123123... = 123/999 </span>
<span>= 41/333 </span>

<span>So in your example: </span>
<span>5.33333... = 5 + 0.33333... </span>
<span>= 5 + 3/9 </span>
<span>= 5 1/3</span>
8 0
3 years ago
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