Using cosine rule, the length of the required side = sqrt(32^2 + 35^2 - 2 x 32 x 35cos 120)
= sqrt(1024 + 1225 - (-1120))
= sqrt(2249 + 1120)
= sqrt(3369)
= 58.04
Answer:
113.143 cm²
Step-by-step explanation:
Radius=diameter/2=12/2=6 cm
Now
Area of a circle=πr²
=(3.16)(6)²
=(3.16)(36)
=113.143 cm²
Answer:
Step-by-step explanation:
amit built a sand castle that measured 151 centimeters by 159 centimeters, and dug a moat around it.
Afterward,they decided to change the castle size, making it 127 centimeters by 233 centimeters.
How much longer will the new moat be than the old one?
Hi
-2/5 + 4/5 = 2/5..................
Answer:
4x+4
Step-by-step explanation:
Combine like terms:
3x+x= 4x
Add remaining terms (+4)
4x+4
