2 years ago

Find x in this 45°-45°-90° triangle. x =

Mathematics

2 answers:

beks73 [17]2 years ago

6 0

X=27
Because the rule of a triangle is
1/2 x base x hiegt
1/2 x 1.2 x45 =21

Leokris [45]2 years ago

4 0

Answer:

x = 1.2√2

Step-by-step explanation:

Taking the cosine value of the angle :

cos 45° = 1.2/x
1/√2 = 1.2/x
x = 1.2√2

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