Which could be the measures of the three angles of an acute triangle?

a.
45°, 55°, 80°

b.
35°, 45°, 100°

c.
45°, 45°, 90°

d.
20°, 50°, 110°

20 solve 2(4 x + 3) < 5 x + 21. a) { x | x < 9} b) { x | x > -5} c) { x | x > -9} d) { x | x < 5}

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.

Which of the following vectors are orthogonal to (2,1)? check all that apply