Answer:
35 feet.
Step-by-step explanation:
To find this, we will need to use the Pythagorean theorem to solve for the diagonal length. Call this diagonal length 'd'.
d² = 21² + 28²
d² = 1225
d² = 35.
Thus, the diagonal length is 35 feet.
Answer:
<h2>4</h2><h2>11</h2>
Step-by-step explanation:
20:5=4 (minutes for 1 meter)
4*11=44 minutes for 11 meters
or
20 : 5 = x : 11
x = 20*11:5
x = 44
or
20:5* 11=44