2. The hypotenuse of a right triangle has length 50 cm. One leg has

length 20 cm. To the nearest

tenth, what is the length of the

other leg?

A 30.0 cm

B 45.8 cm

© 49.8 cm

0 539 cm

9514 1404 393

  B.  45.8 cm

Step-by-step explanation:

The Pythagorean theorem is helpful. For legs a, b, and hypotenuse c, it tells you ...

  c² = a² +b²

  50² = 20² +b²

  b² = 2500 -400 = 2100

  b = √2100 ≈ 45.8

The length of the other leg is about 45.8 cm.

ruth is 6 years old

step-by-step explanation:

6 + 24 = 30,   so 6/30 = .2  

if you do 1/5 it also equals .2, so that is the answer.

45

step-by-step explanation: