katelinnfaith katelinnfaith

21-05-2019
Mathematics

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Find the value of x.
A) 55
B) 60
C) 70
D) 125

Find the value of x A 55 B 60 C 70 D 125 class=

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jimrgrant1 jimrgrant1

21-05-2019

Answer:

x = 70°

Step-by-step explanation:

The given triangle has 2 equal sides and is therefore isosceles.

The base angles are equal, both 55°

To find x subtract the sum of the 2 angles from 180

x = 180° - (55 + 55)° = 180° - 110° = 70°

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