Find the Square Root
What is the square root of 64
8
What is the square of 5
25
What is c2 if a2= 10 and b2= 5
15 = c2
Between which two perfect squares does 28 fall between?
25 and 36
What is the equation for the pythagorean theorem
a2+ b2= c2
What is the square root of 100
10
What is the square of 9
81
What is c when a=3 and b=4
5
Between which two perfect squares dos 84 fall between?
81 and 100
If you have c but not b what could the equation of the pythagorean theorem be?
c2- a2 = b2
What is the square root of 169
13
What is the square of 19
361
What is c when a=5 and b = 12
13
How many factors does 12 have? How do we know whether it's a perfect square from this?
6 factors.
Even number of factors, so not a perfect square.
What type of triangles only work for the Pythagorean theorem to work
Right triangles
What is the square root of 324
18
What is the square of 25
625
What is c when a= 15 and b=20
25
What is the square root of "nine squared"?
9
What is a pythagorean triple
When all 3 numbers are whole numbers (perfect squares/square roots)
What is the square root of 90 (estimate to the tenths)
**can guess anywhere between 9.1-9.5**
What is the square of 15.5
240.25
What is a if c= 25 and b=10
square root of 525 or 22.9
A ladder is propped up against the wall. Its base is 3m away from the wall and it goes 4m up the wall. What is the length of the ladder?
5m
Explain how you know where the hypotenuse is and is it always the shortest side?
The hypotenuse is labelled c and it is always the longest side of the right triangle and it is right across the right angle