Math, asked by andrea76, 5 hours ago

Read the instructions first and then chose the correct/best answer.

I need correct answer.

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Answers

Answered by tennetiraj86
1

Step-by-step explanation:

Solutions :-

1) Option (C): 9

Reason :-

Given two lengths of the sides of the triaingle are 9 and 15

Third side would be 9

9+15 = 24 > 9

15+9 = 24 > 9

9+9 = 18 > 9

The sum of the lengths of any two sides is greater than the length of the third side.

2)Option (B) : Shorter than

Any side of a triangle must be shorter than or less than the sum of the two sides of the triangle

3)Option (D) :

Given three sides are 6,9,11

6+9 = 15 > 11

9+11 = 20 > 6

11+6 = 17 > 9

The sum of any two sides is greater than the third side of the triaingle.

4)Except option (B) remaining are could be the lengths of the triangle.

A) 5,6,9

5+6 = 11 > 9

6+9 = 15 > 5

9+5 = 14 > 6

C)9,10,16

9+10 = 19 > 16

10+16 = 26 > 9

16+9 = 25 > 10

D)8,9,16

8+9 = 17 > 16

9+16 = 25 > 8

16+8 = 24 > 9

The sum of two sides is not greater than the third side

5)Option (B)

Given sides are 8,8,17

8+8 = 16 < 17

The sum of two sides is not greater than the third side.

6)Option (A)

Given sides are 3,3,5

3+3 = 6 > 5

3+5 = 8> 3

5+3 = 8 > 3

The sum of any two sides is greater than the third side

7)Option (B)

Given that

In∆ABC ,AB = 5 ft, BC = 9 ft

Sum of two sides = AB+BC = 5+9 = 14 ft

Difference of two sides = BC-AB = 9-5 = 4 ft

AC must be lies between 4 ft and 14 ft

Therefore, 4 < AC < 14

8)Option (C)

The side opposite to largest angle is longer than the side opposite to shortest angle.

9)Options (B)&(C)

m,n are parallel lines and l is the transversal then

angle 2 and angle 8

angle 3 and angle 7

angle 1 and angle 6

angle 5 and angle 4 are corresponding sides

Corresponding sides:-

If two parallel lines Intersecting by a transversal then ,

The pair of angles which are not adjacent and one angle is exterior and one angle is interior on the same side to the transversal is called Corresponding angles

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