Answer:
8 quarters and 12 nickles
Step-by-step explanation:
8*25=2.00
12*.05=.60
Answer:
3 to the fourth power, which equals 81.
Step-by-step explanation:
Answer:
Step-by-step explanation:
a - 2.5 = 4.5
2.5 = 2.5
a = 7.0 or 7
7.0 - 2.5 = 4.5
4.5 = 4.5
A triangle interior angles add up to 180
so we have 3:4:5
the ratio of the angles
3+4+5=12
therefor 180=12 units
divide by 12
15=1 unit
subsitute
find the smallest unit
3
3 times 15=45
answer is 45 degrees