9514 1404 393
Answer:
(a) 3/2
Step-by-step explanation:
The scale factor is the ratio of corresponding side lengths.
sf = 63/42 = (21×3)/(21×2) = 3/2
The independent variable would be how long he works out and the dependent variable would be how many calories he burns
Step-by-step explanation:
let x represent the bus
6x + 21 = 195
6x = 195 - 21
6x =174
x = 29
Answer:
50 cm²
Step-by-step explanation:
If you split it like you have done:
10 × (8-5)
= 10 × 3
= 30 cm²
AND
5 × (10-6)
= 5 × 4
= 20 cm²
THEN you have to add both of them together so...
30 + 20
= 50 cm²
I hope this helps and that you have a good day!
