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lord [1]
3 years ago
13

A triangle has a side lengths of 3 and 8. The diagonal has a length of 11. Can this be a right triangle? Show your work to prove

whether it is or is not.
Fastest answer gets bainliest!!
Mathematics
1 answer:
Grace [21]3 years ago
6 0
If the triangle is a right triangle, the pythagorean theorem would work
since it doesn’t, the triangle is NOT A RIGHT TRIANGLE

(see attached pic for work :))

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42. Use the Quadratic Equation to find the Roots of x2 + 3x - 3=0
almond37 [142]

Answer:

Step-by-step explanation:

The coefficients of the x terms are {1, 3, -3}, so the discriminant, b^2 - 4ac, is 3^2 - 4(1)(-3), or 9 + 12, or 21.  The positive nature of the discriminant tells us that there are two real, unequal roots.  Following the quadratic formula, we get:

       -3 ± √21

x = -----------------

              2

8 0
3 years ago
(9.2 x 102) x (7.1 x 104)
gulaghasi [49]

Answer:

692914.56

Step-by-step explanation:

(9.2 x 102)

= 938.4

(7.1 x 104)

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938.4 x 738.4

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692914.56

8 0
3 years ago
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The strip below is cut into 9 equal bars. Shade 1/3 of this strip.
Nutka1998 [239]
Shade 3 bars and you'll get it right
3 0
4 years ago
What TWO steps do you take to solve the following equation: 5x - 3 = 12
hichkok12 [17]

Answer:

First add 3 to each side

Then divide each side by 5

Step-by-step explanation:

5x - 3 = 12

First add 3 to each side

5x-3+3 = 12+3

5x = 15

Then divide each side by 5

5x/5 = 15/5

x = 3

4 0
3 years ago
Read 2 more answers
Evaluate (-48)+(-110)+27
Tpy6a [65]

Answer:

131

Step-by-step explanation:

(-48)+(-110)+27

Remember one of the most important math rules

- * - = +

-*+= -

+*+ =+

+*-=-

That been said

We can now perform the operation

-48-110+27= -131

5 0
3 years ago
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