HelpfulBrain HelpfulBrain

01-06-2020
Mathematics

contestada

PLS HELP What is the cos and sin for angle of rotation 30 degrees?

Respuesta :

ikechukwu2106 ikechukwu2106

01-06-2020

Answer:

cos 30=0.860254038

sin 30=0.5

Step-by-step explanation:

use a calculator

Answer Link

Otras preguntas

In an oxidation-reduction reaction, the number of electrons lost is (1) equal to the number of electrons gained (2) equal to the number of protons gained (3) le

Which term represents a type of nuclear reaction? (1) condensation (2) vaporization (3) single replacement (4) natural transmutation

Which change results in the formation of different substances? (1) burning of propane (2) melting of NaCl (s) (3) deposition of CO2(g) (4) solidification of wat

In what month do we vote for President?

Which polyatomic ion is found in the compound represented by the formula NaHCO3? (1) acetate (3) hydrogen sulfate (2) hydrogen carbonate

We elect a President for how many years?

Which statement describes a reversible reaction at equilibrium? (1) The activation energy of the forward reaction must equal the activation energy of the revers

Which compounds are classified as Arrhenius acids? (1) HCl and NaOH (2) HNO3 and NaCl (3) NH3 and H2CO3 (4) HBr and H2SO4

We elect a U.S. Senator for how many years?

Who is in charge of the executive branch?