Noa buys 6 items that each cost $4.25 and 3 items that each cost $6.75. How much does Noa spend in total? $20.25 $25.50 $38.25 $45.75

$45.75

Step-by-step explanation:

6(4.25)+3(6.75)

25.50+20.25

45.75

24 units

step-by-step explanation:

126.66 m²

step-by-step explanation:

the pertinent area formula is a = πr², where r is the radius.

here, a = π(6.35 m)² = 40.32π, or approximately 126.66 m²