Use the given scale factor and the side lengths of the scale drawing to determine the side lengths of the real object.
Scale factor: 3:1
18 in
b
a
21 in
Scale drawing
Object
A. Side a is 63 inches long and side bis 54 inches long.
B. Side a is 24 inches long and side bis 21 inches long.
C. Side a is 7 inches long and side bis 6 inches long.
D. Side a is 18 inches long and side bis 15 inches long.

12m

step-by-step explanation:

square root means have of a number so have of 3 is 1.5 then multiply it by 8 and you get your answer!

(x, y)→(x − 8, y − 7)

step-by-step explanation:

enjoy!

answer

a,b, and d

explanation

a reflection angle is more than

but less than;

an angle that measures

is a reflex angle.(true)

an angle that measures less than

is acute.(true)

provided we are considering angles greater or equal to zero.

an acute angle lies in the range.

an obtuse angle is less than 180° but more than 90°

an angle that measures 300° is obtuse (false)

an angle that measures 65° is an acute angle.(true)