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Lady_Fox [76]
3 years ago
5

Which angle in triangle DEF has the largest measure?​

Mathematics
1 answer:
nordsb [41]3 years ago
7 0

Answer:

D is the largest angle

Step-by-step explanation:

The angle opposite the largest side is the largest and the angle opposite the smallest side is the smallest.

Since 12 is the largest side, angle D is the largest

8 is the smallest side, F is the smallest angle

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Explain how you can classify shapes, using the distance and slope formula. Provide examples to support your response.
Drupady [299]
Using the distance formula, you can determine the lengths of the sides of the shape.  This will help determine if triangles are equilateral, isosceles or scalene; or if quadrilaterals are squares, rectangles, rhombi, or isosceles trapezoids; or if other polygons are regular polygons.  The slope formula will tell help you determine if two sides are parallel.  In a quadrilateral, this will help you determine if the figure is a parallelogram or a trapezoid.
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3 years ago
Given an x intercept of a quadratic function is at -1 and the axus if symetry is x=3 what is the other x intercept
Alisiya [41]
Simply find the difference between the intercept and axis of symmetry then apply it to the other side

-1 › 3 = 4
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3 + 4 = 7

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3 years ago
Please help with composite solid problem!!!
kolbaska11 [484]
Well, we know that the first one is correct because those are the only two shapes up there. The second one is correct because a*b*c is equal to the rectangular prism, while 1/2(a*b*[d-c]) is equal to the triangular one.


Keeping in mind that 1/2*d = c, the third one is also correct because when you simplify the equation, you get 
a*b* \frac{1}{2}d -  \frac{1}{2}c + c
a*b* c - \frac{1}{2}c + c
a*b*1 \frac{1}{2}c
This is equal to the volume because the overall height is 2, but since it's a triangular prism, we take away one half. Because it's all multiplication, we can actually arrange all the values. But the point is that the third one is right, too, leaving the last one to be wrong.

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8 0
4 years ago
What‘s the maximum and minimum <br> pls help!!!
gregori [183]

Answer:

D.By finding the unit rate and multiplying it by 7.

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Calculate each unknown side length. Round your answer to the nearest tenth.
Mumz [18]

1. y=12.6 units

2. x=25.30 units

3. x=5.70 units, y=11.50 units

4. x=4.10 units, y=11.50 units.

Step-by-step explanation:

In all cases, apply the Pythagorean relationship where the sum of the squares of the sides equals the square of the hypotenuse.

a²+b²=c² where a and b are the sides, and c is the hypotenuse

1.

In this question;

First find b, where c=5  and a is 4

a²+b²=c²

4²+b²=5²

16+b²=25

b²=25-16=9

b=√9=3 units

To get y apply the formula now where c=13 and b=3

y²+3²=13²

y²+9=169

y²=169-9=160

y=√160=12.6 units.

2.

The triangle with a hypotenuse of 20 in is a right-isosceles triangle.

In this triangle apply the sine of an angle law to get the height of the triangle where the angle is 45°

Sin 45°=opposite side length/hypotenuse length

sin 45°=h/20

h=20*sin 45°=14.10 units

Use the height to find the side length for the small triangle when now c=18 and b=14.10

a²+b²=c²

a²+14.10²=18²

a²=18²-14.10²

a²=11.20

Now x= 11.20+14.10 =25.30 units

3.

In this case first find length of x given b=4 and c=7

a²+b²=c²

x²+4²=7²

x²+16=49

x²=49-16

x²=33

x=√33 =5.70 units

Now find y using a=x=5.70 and b=6+4=10

a²+b²=c²

5.70²+10²=c²

132.49=c²

√132.49=c

11.50=c=y

y= 11.50 units

4.

First find x where b=8 and c=9

x²+8²=9²

x²=9²-8²

x²=17

x=√17 =4.10 units

Now find y where b=8, a=(4.10+4.10)=8.20 ----because you have two equal sides

a²+b²=c²

8.20²+8²=y²

131.24=y²

√131.24=y

11.50 units = y

Learn More

Pythagorean relationship application:brainly.com/question/9319790

Keywords: calculate, unknown sides, tenth

#LearnwithBrainly

7 0
4 years ago
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