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MariettaO [177]
3 years ago
8

Plz do in based of angle and side​

Mathematics
1 answer:
Sindrei [870]3 years ago
3 0

Answer:

(I)isosceles triangle

(ii)scalene triangle,right angle triangle

(iii)scalene triangle,right angle triangle

(iv)Equilateral triangle

You might be interested in
1. Name angle 'x' <br><br>2. calculate the size of angle 'y' <br><br>​
Burka [1]

Answer:

<h2><u><em>y = 70°</em></u></h2>

Step-by-step explanation:

x = 35° (opposite agles)

y = 180 - 35 - 75

y = 70

-----------------------

check 35 + 75 + 70 = 180°

the answer is good

7 0
3 years ago
Look at this triangle work out length bc​
Natali [406]

Answer:

perpendicular = 10.24 cm

Step-by-step explanation:

by pythagorus theorem,

h {}^{2}  = b {}^{2}  + h {}^{2}

( where, h = hypotenuse, b = base,

p = perpendicular )

so,

=》

13 {}^{2}  = 8 {}^{2}  + p {}^{2}

=》

169 = 64 + p {}^{2}

=》

169 - 64 = p {}^{2}

=》

p =  \sqrt{105}

perpendicular = 10.24 ( root 105 )

3 0
3 years ago
What's the additive inverse of 80
DiKsa [7]
The additive inverse of 80 is -80. Additive inverse is simply the opposite of a number. For example, the additive inverse of 4 is -4.
7 0
4 years ago
Find the magnitude of the
sertanlavr [38]

17.49 is the magnitude of the resultant vector. This can be obtained by adding the vectors and finding magnitude.

<h3>Calculate the magnitude of the resultant vector:</h3>

Resultant vector: vector that gives the combined effect of all the vectors. When we add two or more vectors, the outcome is the resultant vector.

For example,

  • Sum of vector (3,4) and vector (5,7)

(3,4) + (5,7) = (3+5,4+7) = (8,11)

(8,11) is the resultant vector of vector (3,4) and vector (5,7)

Magnitude of a vector: the length of the vector. The magnitude of the vector a is denoted as ∥a∥.

Magnitude of a = (a₁, a₂)

∥a∥=\sqrt{a_{1}^{2} +a_{2}^{2}   }

In the given question,

v (8,10) and w (7, -1)

Adding the vectors,

resultant vector = (8,10) + (7, -1) = (15, 9)

Magnitude of a vector (a,b) = √a²+b²

Here, magnitude = √15²+9² = √225+81 = √306 ≈ 17.49

Hence 17.49 is the magnitude of the resultant vector.

Learn more about vectors:

brainly.com/question/27870005

#SPJ1

7 0
2 years ago
What is the solution to this equation?<br> X+ 15 = 28
vampirchik [111]

Answer:

x = 13

Step-by-step explanation:

Given

x + 15 = 28

Isolate x on the left side by subtracting 15 from both sides

x = 28 - 15 = 13

6 0
3 years ago
Read 2 more answers
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