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klasskru [66]
3 years ago
9

Which of these triangles are definitely right triangles? (No links)

Mathematics
1 answer:
marusya05 [52]3 years ago
5 0

Answer:

1: A

2: D

3: E

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In a candy box, there are 5 times as many candies with nuts as candies without nuts. There are 30 candies in the box. How many c
Luden [163]

Answer:

90

Step-by-step explanation:

because there are 5 time as many candies with nuts as candies without nuts and there is 18 so it will be 18×5=90

6 0
3 years ago
How many real roots does the function
icang [17]

Answer:

Option C is correct i.e. 2.

Step-by-step explanation:

Given the function is f(x) = x² +8x -2.

We can compare it with general quadratic expression i.e. ax² +bx +c.

Then a = 1, b = 8, c = -2.

We can find the number of real root by finding discriminant of the equation ax² +bx +c =0 as follows:-

D = b² -4ac

D = 8² -4*1*-2

D = 64 +8

D = 72.

When D is a positive value, then we have two real roots of the equation.

Hence, option C is correct i.e. 2.

6 0
3 years ago
Y=-155. Put in a table of 3 rows.
Alja [10]

Answer:

51.6666666667

Step-by-step explanation:

4 0
3 years ago
Help from 1-3 plz!!!
Mumz [18]
If you mean 3-1 its 2
6 0
3 years ago
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blondinia [14]

Answer:

D

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x squared add up to 9x^2 and 5-5=0 so it has to be D

6 0
1 year ago
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