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AfilCa [17]
3 years ago
8

Find the exact,simplified value of x for the given triangle

Mathematics
1 answer:
Katarina [22]3 years ago
4 0
If this is a 30, 60, 90 triangle, which I think it is, it would b 4
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Does anyone know how to do this
Scilla [17]

Answer:

7 {x}^{2}  + 28x - 35 = 0

7 {x}^{2}  + 35x - 7x - 35 = 0

7x(x + 5)  - 7(x + 5) = 0

(x + 5)(7x - 7) = 0

(x + 5)(x - 1)  = 0

3 0
3 years ago
Read 2 more answers
you can buy 3 apples at the quick market for $1.05 .You can buy 5 of the same apples at stop and save for $1.00 . which is the b
worty [1.4K]

Obviously the 5 apples for $1.00 is the better buy. You are getting more apples for less money.

5 0
3 years ago
A rectangular box is to have a square base and a volume of 70 ft3. The material for the base costs 38¢/ft2, the material for the
lakkis [162]
x-length\ of\ one\ side\ of\ base\\y-high\ of\ box\\x^2-area\ of\ base\\x^2y-volume\\\\x^2y=70\\y=\frac{70}{x^2}\ \ \ \ \ \ \ \ and\ x\neq0\\\\38x^2+4\cdot10xy+27x^2\\65x^2+40xy\ in\ cents\\\\0.65x^2+0.4xy\ in\ dollars
3 0
3 years ago
Multiply.
ANTONII [103]

The multiplication of the expression (x² + 3x + 2) (2x² + 3x + 1) is 2x⁴ + 9x³ + 14x² + 9x + 2

<h3>Multiplication</h3>

(x² + 3x + 2) (2x² + 3x + 1)

= 2x⁴ + 3x³ + x² + 6x³ + 9x² + 3x + 4x² + 6x + 2

  • collect like terms

= 2x⁴ + 3x³ + 6x³ + x² + 9x² + 4x² + 3x + 6x + 2

= 2x⁴ + 9x³ + 14x² + 9x + 2

Learn more about multiplication:

brainly.com/question/10873737

#SPJ1

8 0
2 years ago
PLEASE HELP ME!!!!!!!!
hjlf
The Answer Is 60
2.5 x 8 The Number Of Sides On That Shape Was 8 
2.5 x 8 = 20
20 times the radius 3
20 x 3 = 60
60cm^2

~Hope This Helps :)
Need More Help With Question Just Inbox Me 
Also Rate, Give Thanks, And Mark As Brainiliest. 
Thank You ;) 
4 0
3 years ago
Read 2 more answers
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