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Kaylis [27]
2 years ago
11

How did my teacher get 70?- like I don’t understand

Mathematics
2 answers:
lys-0071 [83]2 years ago
6 0

Answer:

70

Step-by-step explanation:

180°-40°=140°

140°/2

=70

Neporo4naja [7]2 years ago
3 0

Answer:

Each triangle has angles and all of those angles add up to 180 degrees total. since both of those angles at the bottom are equal then their angles would each be 70.

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What is 7/10 divided by 2
vodka [1.7K]

Answer:

7/20

Step-by-step explanation:

7/10 ÷ 2/1 is the same as 7/10 * 1/2 which is 7/20

3 0
3 years ago
Im having trouble figuring out what this question means |7| + -4=?
OverLord2011 [107]

Answer:

3

Step-by-step explanation:

It means absolute value 7 plus -4

This means that if it were a -7, it would become positive because it is under absolute value bars...since it is positive nothing changes

7-4= 3

7 0
2 years ago
Jamal is running 42 kilometers. The amount of time t it takes Jamal to run varies inversely with the rate, r, at which he runs,
leva [86]

Answer:

t α 1 /r ; t = k/r

Step-by-step explanation:

Given that :

Time taken, t varies inverse as rate, r

MATHEMATICALLY,

t α 1 /r

Hence,

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Where, k is the proportionality constant

Hence, the situation could be expressed as :

t = k/r OR

t α 1 /r

6 0
2 years ago
Insert one term between -13 and -119 to create an arithmetic sequence of three terms.
daser333 [38]

Answer:

-66

Step-by-step explanation:

- 13, ____, -119

first, find the common difference:

-13 - (-119) = 106

next, divide 106 by 2: \frac{106}{2} = 53

so, the common difference is 53.

now, subtract 53 from -13:

-13 - 53 = -66

5 0
2 years ago
Read 2 more answers
The equation x squared plus y squared =169 defines a circle with center at the origin and radius 13. The line y=x+7 passes throu
8090 [49]

Answer:

12,5


Step-by-step explanation:


5 0
3 years ago
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