basic math
what is the square root of 20
2*5^(1/2)
solve for x: 3x+7=16
x=3
what is the area of a rectangle with length 8 and width 5
40 square units
sine = ?/?
sine=opposite/hypotenuse
what are the coordinates of the point on the unit circle at 0 radians
(1,0)
3^2+4(5-2)
21
2(x-4)=10
x=9
find the circumference of a circle with radius 7
14π
csc=?/?
csc=hypotenuse/opposite
what is the radian measure of 90º?
π/2
simplify: 18/2-2^3+4
2
x^2+6x+8=0
x+-2 & -4
what is the area of a circle
A=pi*r^2
tangent=?/?
tangent=opposite/adjacent
what are the coordinates of the point on the unit circle at 3π/4?
(-√2/2,√2/2)
simplify: 5/2+3/4-1/8
9/8
expland (x-6)(x+3)
x^2-3x-18
find the length of the hypotenuse of a right triangle with legs 6 and 8
10
find the exact value of: sin(30º)cos(60º)
1/4
what is the radian measure of 225º
5π/4
simplify completely:√50-√8
3√2
what is the slope of the line between (1,1) and (13,12)?
11/12
find the area of a triangle with sides 5,6 and 7
6√6
solve for x on 0º≤x<360º: sin(x)=1/2
x=30º,150º
what are the coordinates of the point on the unit circle at 7π/6?
(-√3/2,-1/2)