The bottom of a ladder must be placed 5 feet from a wall. The ladder is 21 feet long. How far above the ground does the ladder touch the wall?
a= 5
b= 21
c= 20.4
200
a= 12
b= 27
c= 29.5
200
a= 32
c= 67
b= 58.9
200
a= 13
b= 17
c= 21.4
200
(-2, -2) and (2,3)
a= 5
b= 4
c= 6.4
200
Daniel rides his bicycle 21 miles west and then 18 miles north. How far is he from his starting point?
a= 21
b= 18
c= 27.7
300
a= 23
b= 15
c= 27.5
300
b= 12
c= 25
a= 22
300
b= 12
c= 15
a= 9
300
(-3, 6) and (2,4)
a= 2
b= 2
c= 5.4
300
John is trying to determine the length of the staircase he will need for a deck that is 12 feet high. He wants to start the stairs 21 feet from the deck.
a= 12
b= 21
c= 24.2
400
a= 33
b= 13
c= 35.5
400
a= 14
c= 20
b= 14.3
400
a= 6
c= 9
b= 6.7
400
(2, -2) and (4,-6)
a= 4
b= 2
c= 4.4
400
In a right-triangle shaped house, the roof is 51 feet long and the base of the house is 29 feet across. How tall is the house?
a=29
b= 42
c= 51
500
a= 101
b= 205
c= 228.5
500
b= 322
c= 500
a= 382.5
500
b= 122
c= 204
a= 163.5
500
(-2, 2) and (1,5)
a= 3
b=3
c= 4.2
500
The bottom of a ladder must be placed 5 feet from a building. The ladder is 14 feet long. How far above the ground does the ladder touch the wall?