Vocabulary
What is the formula for Pythagorean Theorem?
What is a^2+b^2 = c^2
What is the square root of 49?
7
Does a triangle with sides 6, 8, and 10 make a right triangle?
6^2 + 8^2 = 10^2
36 + 64 = 100
100 = 100
YES
Find the hypotenuse, c, when a = 3 and b = 4
c = 5
John leaves school to go home. He walks 6 blocks North and then 8 blocks west. How far is John from the school?
10 blocks away
What is the name of the longest side of a right triangle and what variable do we use for it?
Hypotenuse c
What is the square root of 63 to the nearest tenth place
7.9
Does a triangle with sides 7, 9, 11 make a right triangle?
7^2 + 9^2 = 11^2
49 + 81 = 121
140 = 121
NO
Find a if b = 5 and c = 10?
a = 8.6 or 8.7
Find the height of a tree if there is a ladder leaning against it that is 10 feet tall and it is 5 feet away from the base of the tree.
8.7 feet
legs a and b
What is the square root of 119 he nearest tenth?
10.9
Does a triangle with sides 5, 12, and 13 make a right triangle?
5^2 + 12^2 = 13^2
25 + 144 = 169
169 = 169
YES
Find the hypotenuse, c, when a = 8 and b = 15
c = 17
Joshua won a laptop in a school raffle. The laptop screen measures 10 inches in height and 24 inches in width. Find the diagonal length of the laptop screen.
26 inches
Who came up with the Pythagorean theorem
Pythagoras, a greek mathematician
What is the square root of 405 to the nearest tenth
20.1
Does a triangle with sides 15, 36, and 39 make a right triangle?
15^2 + 36^2 = 39^2
YES
Find the hypotenuse, c, when a = 15 and b = 20
c = 25
A ladder 13 m long is placed on the ground in such a way that it touches the top of a vertical wall 12 m high. Find the distance of the foot of the ladder from the bottom of the wall.
5 meters
Describe the Distributive Property (think of our art project we did near the end of last semester).
Answers may vary.
What is the square root of 20 to the nearest tenth?
4.5
Does a triangle with sides 1.5, 2.5, and 4.0 make a right triangle?
NO
What is b if a = 10 and c = 11
b = 4.5 or 4.6
Rachel bought a rug for her apartment. The rug is 11 feet long and 9 feet wide. Find the diagonal length of the rug.
14.2 feet