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Cloud [144]
3 years ago
10

Show that the area of the rectangle is equal to the quadratic equation next to it.

Mathematics
1 answer:
Musya8 [376]3 years ago
6 0
Lemme try k
(x-3)(x+2)
=x^2-3x+2x-6
x^-x-6


x^2-x-30 = 0
(x-6)(x+5) = 0
x-6 =0
x=6
x+5 =0
x=-5

x=6 or x=-5
great I failed
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The question is in the image! Please help if u can its due really soon
Leno4ka [110]

Answer:

Angle STR = 78°

Step-by-step explanation:

So, since line QS is a straight line, we know that it's 180°. We also know that angles QTR and STR both add up to 180°. That gives us an equation:

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