Seudónimo Seudónimo

14-04-2020
Mathematics

contestada

What value of 0 makes sin0=cos60 a true statement?

A) 30

B) 45

C) 60

D) 90

What value of 0 makes sin0cos60 a true statement A 30 B 45 C 60 D 90 class=

Respuesta :

jimrgrant1 jimrgrant1

14-04-2020

Answer:

A

Step-by-step explanation:

Using the co function identity

sin x = cos(90 - x) = cos(90 - 30) = cos60° ← x = 30°, thus

sin30° = cos60°

Answer Link

Otras preguntas

Right triangle ABC is shown below. A similar right triangle would be created by a run of 8 and a rise of

A quotient that involves variables

A striking tool is a basic hand tool with

Estimates show that the total energy output of the sun is 5 × 1026 j/s. what is the corresponding loss in kg/s of the sun?

andrew loves to go camping and hiking in the fall. about two weeks after his last camping trip, he noticed an expanding red, target shaped, rash on his arm. to

Which of the following bestillustrates a negative reinforcer? A. Copland gives up candy to stave off chronic acid indigestion. B. Nancy learns that she p

Read this excerpt from Robert Browning's "My Last Duchess." "She thanked men-good! But thanked/Somehow-I know not how as if she ranked/My gift of a nine-hundred

which should i choose

_____ refers to the inborn differences between one person and another in emotions, activity, and self-regulation.

Dan has $3.75. If he spends 1/3 of his money, how much will he have left? A. $1.25 B. $2.50 C. $7.50 D. $11.25