Question

Martha is in a hot air balloon that has risen straight up from the launch point. Matthew is standing on the ground, 16 meters away from the launch point. If Martha and Matthew are 20 meters apart, how high has the balloon risen?
A. 4 meters
B. 12 meters
C. 36 meters
D. 144 meters

Answer 1

simple case of Pythagoras
h^2 + 16^2 = 20^2

solve for h

Answer 2

What is the
Answer

Answer 3

144

Answer 4

its 12