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maks197457 [2]
3 years ago
5

Please help!!!! it’s due today!!!

Mathematics
1 answer:
raketka [301]3 years ago
5 0

Answer:

The first angle is 90 degrees. The second angle is 80.

Step-by-step explanation:

To find the first angle, we know that the missing angle is a right angle. Right angles are 90 degrees. For the second angle, the triangle is a scalene triangle which contains a total of 180 degrees. 180-100=80.

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Why is 130 oz bigger than 8 lbs
nordsb [41]
130 oz is bigger than 8 pounds because 1 pound is equal to 16 oz 
3 0
4 years ago
The area of rectangular kitchen tile is 6x^2-8x-30. The width is 2x-6.
mrs_skeptik [129]

Answer:

L=6x^2-4x+5

P=12x^2-4x-2

Step-by-step explanation:

A=WL

So, we know the area is 6x^2-8x-30 and the width is 2x-6

Substitute

(6x^2-8x-30)=(2x-6)(L)

L=(6x^2-8x-30)/(2x-6

Divide

L=6x^2-4x+5

P=2L+2W

Substitute

P=2(6x^2-4x+5)+2(2x-6)

P=12×^2-8x+10+4x-12

Simplify

P=12x^2-4x-2

7 0
3 years ago
What is the slope of the line that contains these points?
bazaltina [42]

Answer:

The answer to your question is 2

Step-by-step explanation:

Process

To solve this problem, just choose two sets of points and use the slope formula to find it.

Formula

             slope = (y2 - y1) /(x2 - x1)

- I chose the first two points

Point 1 (5, -3)

Point 2 (6, -1)

             x1 = 5  y1 = -3   x2 = 6  y2 = -1

-Substitution

             slope = (-1 + 3) / (6 - 5)

-Simplification

            slope = 2 / 1

-Result

            slope = 2

6 0
4 years ago
Kayla was asked to rewrite the polynomial expression x ^ 2 + 5x + 9 she rewrite the polynomial ? How could she rewrite with the
ahrayia [7]

Answer:

x²+6x+9

x²+3x+3x+9

x(x+3)+3(x+3)

=(x+3)(x+3)

8 0
3 years ago
A, B & C lie on a straight line.
Musya8 [376]

Answer:

25

Step-by-step explanation:

Since triangle DBC is isosceles, angles DBC and DCB must be congruent. Angle BDC is 40 so the sum of the measures of the aforementioned angles must be 180 - 40 = 140; divide that by two and you get that the measure of angle DBC is 70. Angles DBC and ABD are supplementary, as they lie on a straight line, so we can deduce the measure of angle DBA is 180 - 70 = 110. The measure of angle DAB is 180 minus the measures of angle DBA and ADB, we figured out angle DBA is 110 degrees and the problem tells us angle ADB is 45 degrees, so we can subtract to get the measure of angle DAB to be 180 - (110 + 45) = 25.

6 0
2 years ago
Read 2 more answers
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