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Rudik [331]
3 years ago
5

What is 2x ( 40+30) x4

Mathematics
2 answers:
Leni [432]3 years ago
7 0

Answer:

560

Step-by-step explanation:

2 x (40+30) x 4

2 x 70 x 4

560

hope this helps, pls mark brainliest :D

spayn [35]3 years ago
7 0

560

Step-by-step explanation:

2 x (40+30) x 4

2 x 70 x 4

560

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O is the center of the circle. Assume that lines that appear to be tangent are tangent. What is the value of x?
Anna [14]

Answer:

56

Step-by-step explanation:

We know that radius of a circle is perpendicular to the tangent of the circle at the point of contact.

\therefore x\degree +90\degree +90\degree+124\degree =360\degree\\\therefore x\degree +304\degree =360\degree\\\therefore x\degree =360\degree-304\degree\\\huge\purple{\boxed{\therefore x\degree =56\degree}}

4 0
3 years ago
Blood is a buffer solution. When carbon dioxide is absorbed into the bloodstream, it produces carbonic acid and lowers the pH. T
Irina18 [472]

Answer:

x ≅ 20.10 torr

Step-by-step explanation:

Given that the equation which models blood pH in the question is;

pH(x)=6.1+log(800/x)

where;

pH = 7.7

x = partial pressure of carbon dioxide in arterial blood, measured in torr.

we are asked to find (x)

In order to do that, we use the given equation:

pH(x)=6.1+log(800/x)

since pH = 7.7

7.7 = 6.1 + log (800/x)

7.7 - 6.1 =  log (800/x)

1.6 =  log (800/x)

10^{1.6}= \frac{800}{x}

x= \frac{800}{10^{1.6}}

x = 20.09509145

x ≅ 20.10 torr

4 0
3 years ago
HELP!! WILL GIVE BRAINLIEST! EASY!!
MAVERICK [17]

Answer:

Option 2

Step-by-step explanation:

Mid point theorem:

The line segment joining the mid point of two sides of a triangle, is parallel to the third sides and this line segment is half the length of the third side

7 0
4 years ago
What is the value of x?​
Assoli18 [71]
It’s 35 degrees since you do 180-125 to get 35. :)
5 0
3 years ago
Look at pic down underrr
dimulka [17.4K]

Answer:

Triangle rsu = Triangle tus

Statements Reasons

UR ≅ TS  Definition of Rectangle

US ≅ US Reflexive Property

<U, <T, <R, <S are all congruent and right angles

Definition of Rectangle

ΔRSU ≅ ΔTUS Side, Angle, Side

UR ≅ TS     CPCTC

Just draw a reverse angle,hence you get comparison.

So, satisfying S-S-S

RUS  ≅ SUT

RSU ≅ TUS

So, angle

URS = angle TUS

2. Pythagoras Theorem

Triangle RUS

A^2 + B^2 = C^2

Uu^2 + Ss^2 = Rr^2

√Rr = Rr^2 = x

Triangle TUS

A^2 + B^2 = C^2

Ss^2 + Uu^2 = Tt^2

√Tt = Tt^2 = x

UR measure / sin (60) x (90) = US measure.

ST measure / sin (60) x (90) = US measure.

Proves angles RSU = 30 degree

Proves angles  TUS = 30 degree

As all adjacent angles in a triangle add up to 180 degree.

7 0
4 years ago
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