So 2.5^2= 1.5^2 +b^2
6.25= 2.25 +b^2
Subtract 2.25 on each side
4= b^2
Take the square root of each side
X=2
Hope it helps
Step-by-step explanation:
square root are easy to evaluate and they are exact.
when you calculate a square root you get a. exact value or a rational number
example
1.√4=2
2.√9=3
3. √16=4
Answer:
wow tim has 6 friends, he has 6 more friends than me
Step-by-step explanation:
Hi there!
πd = Circumference of th' circle
× d = 15 ft
d = 15 ×
d =
d = 4. 77
Hence, the required dia-meter = 4. 77
~ Hope it helps!
Answer:
220 degree
Step-by-step explanation:
Given the radius=18cm , pi=3.14.. , area=198π
Area of a sector =∅×π×r²/360
or,198π=Θ×π×r²/360
or,Θ=360×198π/πr²
∴Θ=220°