Answer:
r
≥
7
Step-by-step explanation:
Answer:16
Step-by-step explanation:
Add each side togeather
Answer:
By the Pythagoras theorem, the hypotenuse (c), is equivalent to:
a^2+ b^2= c^2 where a and b are the other two sides of the right angled triangle, hence c= square root (15^2+ 20^2)= 25