A 30cm piece of string is split in the ratio 5:1.
Find the length of the longest piece.

30 ÷ 6 = 5

5 × 5 = 25

25cm is the longest piece

The length of the longest string is 25cm

Step-by-step explanation:

add all the ratio together : 6

30÷6=5

5×5=25cm

5×1=5cm

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)