SuperLeaner5576 SuperLeaner5576

14-09-2022
Mathematics

contestada

Use a half-angle identity to find the exact value of sin 90°

Respuesta :

Medunno13 Medunno13

14-09-2022

Answer:

1

Step-by-step explanation:

[tex]\sin \frac{180^{\circ}}{2}=\sqrt{\frac{1-\cos 180^{\circ}}{2}} \\ \\ \sin 90^{\circ}=\sqrt{\frac{2}{2}} \\ \\ =1[/tex]

Ver imagen Medunno13

Answer Link

Otras preguntas

Can someone please help with this !!!!

The following is an example of which type of boundary? A subduction zone B convergent boundary C divergent boundary D transform boundary. . also pls no links or

A point is reflected across the x-axis. The new point is located at (4.75, -2.25) Where was the original point located.

Charles is eight years older than five times Mark's age. If Charles is 63 years old, how old is Mark?

what type of birth control requires a visit to the doctor every three months

Only number 17 ! (if you do number 18 I´ll give brainliest) (no files or links)

Write a review for the story “Orpheus and Eurydice”.

Rewrite the expression by combining like terms. 4x2 - 2x2 + 2y + 6y2 - y + x2

How much would each orange weigh if the total weight of all the oranges were distributed equally?

Very easy!! Describe only TWO(2) pictures. Write at least 5 sentences for 2 of the pictures. Describe them in spanish. IM IN SPANISH 2!! These are sentence star