3 years ago

A 90° angle is divided into 2 angles.

Mathematics

1 answer:

Lemur [1.5K]3 years ago

8 0

Answer:

this angle's sum is 90°

(3x+40)°+(4x-6)=90°

7x+34=90°

7x=90-34

7x=56

x=56/7

x=8

3x+40 = 3×8+40 = 64°

4x-6 = 4×8-6 = 26°

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