bandsnerd bandsnerd

05-06-2018
Mathematics

contestada

Please help, will give brainliest to correct answer.

Please help will give brainliest to correct answer class=

Respuesta :

05-06-2018

The cosine of an angle in a right triangle is (adjacent)/(hypotenuse).

The cosine of the unknown angle is (2/7) = 0.2857...

The angle whose cosine is 0.2857... is 73.4° .

Answer Link

Otras preguntas

What is the net charge on an ion that has 9 protons, 11 neutrons, and 10 electrons? (1) 1+ (3) 1– (2) 2+ (4) 2–

When one compound dissolves in water, the only positive ion produced in the solution is H3O+(aq). This compound is classified as (1) a salt (2) a hydrocarbon (3

Why do dolphins leap from the water?

Which type of bonding is found in all molecular substances? (1) covalent bonding (3) ionic bonding (2) hydrogen bonding (4) metallic bonding

Which electron configuration represents the electrons in an atom of chlorine in an excited state? (1) 2-7-7 (3) 2-8-7 (2) 2-7-8 (4) 2-8-8

What the center of X^2+(y+3)=9

Which pair of formulas represents two compounds that are electrolytes?(1) HCl and CH3OH(2) HCl and NaOH(3) C5H12 and CH3OH(4) C5H12 and NaOH

12 bags of plaster do 54m squared, how many bags are needed for 36m squared

Which sentence uses commas correctly? A. The explorers should arrive in Gibraltar by Aug. 22 2014, and return to Florida by Aug. 8 2015. B. Was London Engla

When a neutral atom undergoes oxidation, the atom’s oxidation state(1) decreases as it gains electrons(2) decreases as it loses electrons(3) increases as it gai