Trigonometri

Sin 60 =......

• half

• one

• half root three

• root three

jika a=45 dan jarak ke A ke kaki pohon 10 m,maka tinggi pohon.....m

• ten

• ten root three

• ten root two

• five root three

consider the following triangle!

triangle ABC is a right triangle with a right angle at C.The following statements are true,except......

• sin a=BC/AB

• tan a= BC/AC

• sin B=AC/AB

• cos B=BC/AC

Which of the following statements is incorret.......

• cos a=samping/miring

• cotan a=samping/miring

• tan a=depan/samping

• sin a=depan/miring

The reciprocal of sine is......

• cosinus

• cotangen

• cosecan

• secan

Let's verify if cos 60+tan 45= 1

• benar

• salah

Sebuah tangga disadarkan pada tembok rumah dengan membuat sudut 60 terhadap tanah.Jarak antara ujung tangga dan permukaan tanah adalah 2 akar 3m.Panjang tangga tersebut adalah.....

• four meters

• five meters

• four point five meters

• six meters

3/4 phi radian=..... derajat

• ninety

• one hundred thirty five

• one hundred eighty

• three hundred sixty

one hundred fifty degrees is converted in radians to........

• 2phi/3

• 4phi/5

• 3phi/4

• 5phi/6

the value of sin B is......

• 12/15

• 15/12

• 15/9

• 9/12