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wariber [46]
2 years ago
7

2/3(3/5x+9)=1/2(2x+40) I posted this before but w/o the 1/2 on accident

Mathematics
1 answer:
andriy [413]2 years ago
5 0
The answer and working are shown in the photo below
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A science museum has a spherical model of the earth with a diameter of 6.5 m. What is the volume of the model? Use 3.14 for and
natka813 [3]

radius = diameter/2

radius = 6.5/2  =   \frac{13}{4}m

<span>volume  </span>=  \frac{4}{3} x \pi x (radius)³

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6 0
3 years ago
Find measure of angle BDC
Liula [17]
The 2 angles are complemantary or form right angles so -3x+20-2x+55=90=-5x+75=90=-5x=15&#10; sox=3. Plugging that into BDC we get 11
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3 years ago
The Pythagorean Theorem ONLY works on which triangle?​
Gekata [30.6K]

Answer:

right triangle

Step-by-step explanation:

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8 0
3 years ago
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I need help<br> please someone
mina [271]

Answer:

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agasfer [191]

Answer:

y=15

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(any variable can be used, I used x and y to make it easier to show)

Step-by-step explanation:

x+y=58

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then subsitute into the other equation

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y=15

sub. again

x+15=58

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8 0
2 years ago
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