Question

Right angle = _________ × Straight angle.​

Answer 1

Right angle = 90°

and,

Straight angle = 180°

Clearly,

$Right \: angle = \frac{1}{2} \times Straight \: angle.$

Answer 2

Answer:

Right Angle (equal to 90°) Straight Angle (exact 180°)

Step-by-step explanation:

Hope it helps :)