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# This is geometry

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...

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

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

# a helicopter that is 2000 meters above the ground at a rate of 2 meters per second. The altitude of the helicopter after t seconds is given h(t0+2000-2t.

Give the range of this function and give the domain of this function.  Algebra 1

# molly can solve this problem in minutes. paul needs 10 minutes to solve this problem. how long would it take them to solve this problem together?

It's a word problem I just cant figure out

# sin(x/2) + cos(x/2) = ?

anyone knows this?   I need it now

# a family spends 20% on food, 23% on rent, and 42% on other stuff. If the family saves \$360 per month what is their income

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

# word problem

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...

# Find value

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

# Whats -6(4-3x)-5x= ?x + ?

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

(31/2)sinx+cosx

12sinΘ-9sin2Θ

# The expression lie between

5cosΘ+3cos(Θ+pi/3)+3

# What Is Ans?

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

# prove that three collinear points can determine a plane.

prove that three collinear points can determine a plane.

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

# What is max and min value of A

A= sin2x + cos4x

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

# What is value of

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

# What is Triangle

If cotAcotBcotC>0 the triangle is ?

5sin2x+4cos2x