A triangle has three angles, ∠1, ∠2, and ∠3. if ∠1= 30∘ and ∠2 = 80∘, what is the measure of ∠3 A.70
B.10
C.90
D.60

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

6x + 3y = -6 2x + y = -2 a. x = 0, y = -2 b. infinite solutions c. x = -1, y = 0 d. no solution

5. (04.07)which of the following exponential functions goes through the points (1, 12) and (2, 36)? (2 points)f(x) = 3(4)^xf(x) = 4(3)^-xf(x) = 3(4)^-xf(x) = 4(3)^x