Grade 12 Calculus
posted by Thomas .
I need helping in filling in the blanks/
the angle formed at the centre of the circle by two radii is the _______ angle.
cos delta, sin delta, tan delta are known as the ___________trigonometric ration
cos (pie/2  x)=sinx is an example of a ________ identity

central
primary
complementary
Respond to this Question
Similar Questions

Chemistry
Clapeyron equation: dp/dT = ΔS / ΔV My textbook says, for fusion/melting reactions: dp/dT = ΔH / (T ΔV) this implies that T * ΔS = ΔH. I know T * ΔS = q and at constant pressure, that equals … 
Chemistry(Please check answers)
1) For a reaction delta Go is more negative than delta Ho. What does this mean? 
math
lim delta x to 0 of sin[(pi/6)+delta x](1/2) all divided by delta x hope i made that clear. hint given: sin(theta+gamma)=sin theta cos gamma+cos theta sin gamma sorry not sure where to start on this one 
CalculusSolved  Incorrect
calculate delta y for f(x)= x^(3/2) with x= 4 and delta x= dx=0.1 delta y= f(x+delta x) f(x) = f(4.1)  f(4) delta y= f(4.1)8 f(x + delta x)= 8 + 3/2*x^(1/2)*0.1 = 8 + 0.15x^(1/2) = 8 + 0.30 = 8.30 delta y= 8.30  8 delta y= 0.30 … 
Math
This is gr 12 calculus btw I need helping in filling in the blanks/ the angle formed at the centre of the circle by two radii is the _______ angle. cos delta, sin delta, tan delta are known as the ___________trigonometric ration … 
Trig hep, please? Thank you!
1. Find the exact value of sin(195(degrees)) 2. If cot2(delta)=5/12 with 0(<or =)2(delta)pi, find cos(delta), sin(delta) , tan(delta). 3.find the exact value of sin2(x) if cos(x)= 4/5. (X is in quadrant 1) 4. Find the exact value … 
Chemistry
Please explain. The enthalpy changes for two different hydrogenation reactions of C2H2 are: C2H2+H2>C2H4 Delta H 1 C2H2+2H2>C2H6 Delta H 2 Which expression represents the enthalpy change for the reaction below? 
CHEMISTRY
Please explain. The enthalpy changes for two different hydrogenation reactions of C2H2 are: C2H2+H2>C2H4 Delta H 1 C2H2+2H2>C2H6 Delta H 2 Which expression represents the enthalpy change for the reaction below? 
math
Given z=cos*(delta)+j sin*(delta),show that z^n+1/(z^n)=2cos*n*(delta) 
Climate Physics
Find the insolation in Wm^2 at summer solstice for a low obliquity of 22 degrees?