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svetoff [14.1K]
3 years ago
15

Find the area of a triangle whose base is 5cm and whose height is 12cm.

Mathematics
2 answers:
Neporo4naja [7]3 years ago
6 0
By definition, the area of the triangle is given by:
 A = (1/2) * (b) * (h)

 Where,
 b: base
 h: height
 Substituting values we have:
 A = (1/2) * (5) * (12)

 A = 30 cm ^ 2
 Answer:
 T
he area of a triangle whose base is 5cm and whose height is 12cm is:
 
A = 30 cm ^ 2
Elina [12.6K]3 years ago
3 0
A=30. The formula to find the area of a triangle is. 1/2(base x height)
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Use the figure to identify each pair of angles as complementary angles, supplementary angles, vertical angles, or none of these.
maxonik [38]

(a) Complementary angles

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<u>Explanation:</u>

Complementary angles are those two angles whose sum is 90 degrees.

Supplementary angles are those two angles whose sum is 180 degrees.

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(a)

Angles 1 and 5 are complementary angles

(b)

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6 0
3 years ago
I do not need an explanation, just a simple angle number!
Murljashka [212]

Answer:

Step-by-step explanation:

a + 143 = 180    {Linear pair}

a = 180 - 143

a = 37

37 + 93 + b = 180 {Angle sum property of triangle}

130 + b = 180

         b = 180 - 130

         b = 40

c + b = 90

c  + 40 = 90

c = 90 - 40

c = 50

d + 120 = 180   {Linear pair}

d = 180 - 120

d = 60

? = 60 + 40         {Exterior angle property of triangle}

? = 100

3 0
2 years ago
200-[(50-4)×3+5]<br><img src="https://tex.z-dn.net/?f=200%20-%20%28%2850%20-%204%29%20%5Ctimes%203%20%2B%205%29" id="TexFormula1
lbvjy [14]
200 - [ ( 50 - 4 ) × 3 + 5 ]
= 200 - [ 46 × 3 + 5 ]
<Put brackets around the 2 number that enclose the times sign as a reminder to do that first>
= 200 - [ ( 46 × 3 ) + 5 ]
= 200 - [ 138 + 5 ]
= 200 - (143)
= 57

Hope this helps!
3 0
3 years ago
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5 0
3 years ago
Read 2 more answers
X/5+37= -3 what is x show work
kvv77 [185]
I hope this help you

5 0
3 years ago
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