Select the correct answer from each drop-down menu. Simplify. √63

√63 can be written as

√ 9 × 7 = √ 9 × √7 = 3 × √ 7

= 3√7

Hope this helps you

Step-by-step explanation:

Separate into and .  Then simplify into 3.  Thus, the simplified version of is

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.