Law of Sines & Cosines
Inequalities
Systems of Equations
Review: Geometry
100
If A = 63 degrees, B = 19 degrees, and a = 2.4, find b to the nearest tenth.
0.9 units
100
Solve and write your answer in interval notation:
x2-3x≤4
[-1,4]
100
Solve the system
(3,000,000, 150)
100
Find x. Round to the nearest tenth.
39.3
200
If a = 21.5, b = 13, and C = 39 degrees, find c to the nearest tenth.
14.1 units
200
Solve and write your answer in interval notation:
(x+2)/(x-4)>=0
(-infty,-2]uu(4,infty)
200
Solve on calc using matrices
infty
solutions
200
Find the missing angle. Round to the nearest whole number.
28 degrees
300
Find the area of triangle ABC if A=36 degrees, b=4cm and c=7cm. Round to the nearest tenth.
8.2 cm2
300
Solve and write your answer in interval notation:
-2|3x-5|<-8
(-infty,1/3)uu(3,infty)
300
Solve this system algebraically for ALL solutions
(2,-8) (-2,-12) and (3,-7)
300
One leg of a right triangle is 9 cm more than the other. The hypotenuse is 15 cm longer than the shorter leg. Find the shorter leg and round to the nearest hundredth.
19.42
400
Find the area of triangle ABC if a=3 km, b=19 km and c= 21 km. Round to the nearest tenth.
22.3 km2
400
Graph the solution set
400
Solve algebraically
(8, 2/5, -3)
400
The legs of a right triangle differ by 7 cm. The hypotenuse is 1 cm longer than the longer leg. Find the smallest angle. Round to the nearest tenth.
22.6 degrees