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The only type of angle that has the same measure as its intercepted arc is the _____ angle. In a circle, if two chords are congruent, then their _______ _______ are congruent. Concentric circles...

I have an imperfect shape and I need to know the circumference of half of it. I am working on a computer programme which unfortunately does not allow you to measure curves, only straight...

A car engine turns 900 revolutions per minute while idling. How many revolutions does a car engine turn in one second while idling?

anyone knows this?   I need it now

I cannot figure this one out for the life of me.

Goran works as a tutor for \$13 an hour and as a waiter for \$11 an hour. This month, he worked a combined total of 98 hours at his two jobs. Let t be the number of hours Goran worked as a tutor this...

(31/2)sinx+cosx

sin(x+y)/sin(x-y)=(a+b)/(a-b) then tanx/tany=?

I dont know where to start from im really comfused especially on the x part ! Please help me

X2+2x-8=0

i need help with solving this word problem.

ratios and proportions

A= sin2x + cos4x

If sinΘ1 + sinΘ2 + sinΘ3 = 3 then cosΘ1  +  cosΘ2  + cosΘ3 =?

if sinA , CosA and tanA are In G.P then Cos3 A+ cos2 A is equal to ?

If x=ycos(2∏/3)=zcos(4∏/3) , Then xy+yz+zx is equal to ?

If cotAcotBcotC>0 the triangle is ?