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Bogdan [553]
3 years ago
12

PLEASE LED ME THE ANSWER ILL GIVE YOU 20 POINTS

Mathematics
1 answer:
krok68 [10]3 years ago
3 0

Answer:

DEC+DEF=180

DEC=180-116

DEC=64°

in triangle DCE

angle D+angle C+angle E=180

7y+6+4y+64=180

11y+70=180

11y=180-70

11y=110

y=110/11

y=10°

angle C=4y

=4(10)

=40°

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If the square below has an area of 50, what is the value of x
pishuonlain [190]

Answer:

10

Step-by-step explanation:

A= L²

50 = L² (do opposite operation to find L)

L = 7.07

x²= L²+ L²

x²= 7.07² + 7.07²

x² = 100 ( do opposite operation to make x the subject)

x = 10

Note: opposite operation of square is square root

4 0
3 years ago
-11 -z<br> evaluate the expression if x=-8 , y=7 , and z=-11
AlladinOne [14]

Answer:

-8-(-11)-7

= -8+11-7

= 3-7

= -4

Step-by-step explanation:

6 0
3 years ago
What is an equation in point-slope form of the line that
-Dominant- [34]

Step-by-step explanation:

To find an equation of a line in point slope form when given the slope and a point we use the formula

y -  y_1 = m(x -  x_1)

where

m is the slope

( x1 , y1) is the point

From the question the point is (-3, -1) and slope 2

The equation is

<h2>y + 1 = 2(x + 3)</h2>

Hope this helps you

5 0
3 years ago
The school band is selling pizzas for $7 each to raise money for new uniforms. The supplier charges $100 plus $4 per pizza. Writ
melomori [17]
4x + 100 > 7x

100 > 3x i moved all the x's over to one side

100/3 > x

or just

x > 100/3

so they need to sell more than 33.33333... pizzas

No one makes a 1.3333... pizza as far as I know, so your answer might be 34.
7 0
3 years ago
Can anyone help please with 6 and 7 I’m in desperate need of can someone help please and God bless
saw5 [17]
6.) 9
5(9)+18=63
Divide 9+13x (since its the entire line) by 2 to get 4.5+6.5x so it can equal Half
4.5+6.6(9)=63

7.) IF=HF
The three lines indicate they are equal to eachother

Hope that helps!
8 0
3 years ago
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