Answer:
105 degrees
Step-by-step explanation:
Answer:
<h2>18mins</h2>
Step-by-step explanation:
This problem is on combined work rate
given that
Marta can vacuum the house in 30 min
then her rate= 1/30
Also, her daughter will take 45 min to vacuum the house
her daughter's rate will be = 1/45
then the combined work rate is
1/30+1/45=1/T
30+45/30*45=1/T
75/1350= 1/T
1/18=1/T
This means that they will both take 18 minutes working together to vacum a house
Answer:
968
Step-by-step explanation:
Rectangular Prism: 11*11*5 = 605
Square Pyramid: 11*11 * 9 over 3 = 363
363+605= 968
Answer:
She will need 4 containers
Step-by-step explanation:
First turn the fractions into decimals, 6 1/2 turns into 6.5, and 1 5/8 turns into 1.625, then divide.
6.5 divided by 1.625 equals 4
Answer:
77.41
Step-by-step explanation:
4.6² + 7.5²= 77.41
Square root of 77.41:
√77.41
This is because it can not be simplified further!
Why?
Because we used the Pythagoras Formula which is a²+ b² = c².
This is also why we had to find the square root of 77.41.
