Answer:
∠1 = 72°
Step-by-step explanation:
Complementary angles sum to 90°, thus
∠1 + ∠2 = 90, substitute ∠1 = 4∠2 , thus
4∠2 + ∠2 = 90
5∠2 = 90 ( divide both sides by 5 )
∠2 = 18°
Hence ∠1 = 90 - 18 = 72°
=2025
change 18months to years=1.5 years then you use the formula
PRT÷100
... cost $87.00 and 9% sales tax was added at the register. ms.taylor gave the cashier five $20 bills. how much change should she have received ...
Answer:
1. $33
2. 25%
3. 20%
4. Masako
5. 53.20
6.57.46
Step-by-step explanation:
no se
sólo lo hago esto para poder preguntar
