To calculate h evaluate inside the square root before taking the square root
h = √(7² - 3.5²) = √(49 - 12.25) = √36.75 = 6.06 ( to 2 dec. places)
Answer:
is 
Step-by-step explanation:
var x = +3 (one side of right angled triangle)
var y = +1 (the other side of the right angled triangle)
Use the Pythagoras' Theorem.
3² + 1² = 10
Formula: Circumference = πD
Given that diameter = 42,
⇒ Circumference = π (42) = 132 ft
Answer: 132 ft
Answer:
-5y + 8x
Step-by-step explanation:
