Answer:
3
Step-by-step explanation:
Prime factorization
36 = 3 * 3 *2 * 2
15 = 3 * 5 The biggest difference is 5 -2 = 3
Answer:
86.8 km is the actual length
Step-by-step explanation:
length of the nature center trail = 5.6 cm
scale is 2 cm = 31 km
so for 1 cm = 15.5 km
the actual length of the trail = 5.6cm x 15.5 km/cm
= 86.8 km
Answer:

Step-by-step explanation:
Answer:
The required equation is 
Step-by-step explanation:
Consider the provided equation.

Solve the equation for b.
Square both the sides.

Subtract a² from both the sides.

Square root both the sides.

Hence the required equation is 