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Lady_Fox [76]
3 years ago
8

a triangle has sides with lengths of 33 centimeters, 75 centimeters, 89 centimeters. is it a right triangle?

Mathematics
1 answer:
bekas [8.4K]3 years ago
8 0

Step-by-step explanation:

By pythagoras triplet

sum of square of bigger side should be equal to sum of square of remaining two sides

so 75² + 33² = 5625 + 1089 = 6714

and 89² = 7921

here 6714 is not equal to 7921

so this triangle is not right angled triangle

MARK AS BRAINLIST IF IT IS USEFUL

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The quotient is 35.

Step-by-step explanation:

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Given P(-7,3,-7) and Q(-4,-3,-9), find the midpoint of the segment PQ
Alona [7]

Answer:

The coordinates of the midpoint of the segment are (-5.5,0,-8)

Step-by-step explanation:

In this question, we are tasked with calculating the midpoint of the segment PQ.

To calculate this, we employ the use of a mathematical formula as follows;

The coordinate of the midpoint are = {(x1+x2)/2, (y1+y2)/2 , (z1+ z2)/2}

Thus we have;

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Nat2105 [25]

Answer:

(2,1)

Step-by-step explanation:

The answer is (2,1)

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2 years ago
Solve the following equation for x. Show each step. <br> 5x + 2 = 3x + 4(2x - 1)
Reptile [31]

Answer:

x=1

Step-by-step explanation:

Start with:

5x+2=3x+4(2x-1)

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5x+2=3x+8x-4

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5x+2=11x-4

Add 4 to both sides of the equation:

5x+6=11x

Subtract 5x from both sides of the equation:

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Divide both sides of the equation by the coefficient of x, which is 6:

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6 0
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Given fx ( ) = 2x 2 + 4 f 2 , determine ( ) f −1 and () .
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Answer:

<h2>12 and 6</h2>

Step-by-step explanation:

The equation is not properly formatted presumably here is the format.

Given

f(x) = 2x^2 + 4

determine f(2) , and f(−1).

So we are expect to perform substitution operation and return an answers for values of x= 2 and x= -1

1. When x= 2 we have

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2. When x= -1 we have

f(-1) = 2*-1^2 + 4\\\\ f(-1)= 2*1+4\\\\ f(-1)= 2+4\\\\ f(-1)= 6

5 0
3 years ago
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