Answer:
1. 20 cm^2
2. 40 cm^2
3. 14 cm^2
4 49 cm^2
Step-by-step explanation:
Area of triangle= 1/2(base)*(height)
Area of rectangle= (base)*(height)
1. 1/2(10)(4)=20
2. (8)(5)=40
3.1/2(4)(7)=14
4. (7)(7)=49
Answer:
12 games
Step-by-step explanation:
Let x be the number of games played
The y won 75% of the games played and that was 9
x * 75% = 9
Change to decimal form
x * .75 = 9
Divide each side by .75
x * .75 /.75 = 9/.75
x =12
They played 12 games
Lets convert 3 3/4 into improper fraction first.


Answer: 578.7 m 47.33 kg. 789.5 cm
Step-by-step explanation: every whole number is a sig fig (1-9). Count the first four whole numbers and if the last whole number can be rounded up using the rounding rule (5 or more bumps the previous # up), then round