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Verizon [17]
3 years ago
8

an angle in an isosceles triangle has a measure of 20° what are the possible measures of the other angles

Mathematics
2 answers:
konstantin123 [22]3 years ago
5 0

Answer: 80 and 80

Step-by-step explanation:

Since it also says 42 degrees, it would be 80 and 80

vampirchik [111]3 years ago
3 0

Answer:

either 20* and 140*, or 80* and 80*

Step-by-step explanation:


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Question 2 of 10
rusak2 [61]

Answer:

4

Step-by-step explanation:

Since the base angles are the same, the side have to be the same

ML = MN

4x = x+3

Subtract x from each side

4x-x = x+3-x

3x= 3

Divide by 3

3x/3 = 3/3

x = 1

We want the length of MN

MN = x+3 = 1+3 = 4

4 0
2 years ago
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Jobisdone [24]

Answer:

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Step-by-step explanation:

KL = 12 because the triangle is isosceles ( base angles are congruent)

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the perimeter is

P = 9 + 12 + 12 +12 = 9 +36 = 45

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3 years ago
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