Given: ∠1 and ∠4 are complementary ∠4 and ∠5 are complementary
∠1 and ∠2 are complementary
∠5 and ∠6 are supplementary
m∠1 = 52°

Prove: m∠6 = 128°

make a proof chart to proving that m∠6 = 128°

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

Measure a and b and find their sum. how are the angles related?