In the figure, a and b lie on the same horizontal ground and are 250m apart. cd is a vertical building on the ground, where ∠cab=30° and ∠cbd=48°. i need to find the height of the building and correct it to 3 significant figures.
you.

so far i think you have the right thing going for you just remember soh cah toh

step-by-step explanation:

sine over hypotenuse

cosine   equals adjacent

tangent over hypotenuse

a variable is any characteristics, number, or quantity that can be measured or counted. a variable may also be called a data item. hope i !

it would take 7/10 of an hour too fill the pool.

step-by-step explanation:

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.