camcam16 camcam16

11-05-2016
Mathematics

contestada

Complete the following statement: If sin(30)=½, then the cos( ___)=½.

Respuesta :

Аноним Аноним

11-05-2016

Sin A=Cos (90º-A)

Then:
sin 30º=cos (90º-30º)=Cos 60º=1/2

Answer: cos 60º=1/2

Answer Link

Otras preguntas

x - 2= 16: 14, 18, 21, or 12

How did the flooding cycle provide a seasonal rhythm for the Egyptian people?

what was one important right granted in the Magna Carta

What was the first Moon lander?

When the body reacts to stop, or work in the opposite direction of, a stimulus, it is known as _____. negative feedback positive feedback

Objects in a composition occupy ____________.

Which structures are found in eukaryotic cells? Choose all answers that are correct. a. chloroplast b. membrane-bound organelles c. mitochondria d. nucleus e. p

The weight of air measured in units of force per area is called _____. A. air viscosity B. air pressure C. air resistance D. relative pressure

Describe how to write 3,482,000,000 in scientific notation

Juan always saves the same amount from his weekly allowance. The table shows how much he has saved at different times. How much will Juan have saved in 14 wk? J