Answer:
Step-by-step explanation:
Answer:
y = 1.6
Step-by-step explanation:
Step 1: Divide both sides by 8.
8y/8 12.8/8
y=1.6
Answer:
(5,3)
Step-by-step explanation:
When you go around origin, all it is does is it turns (x,y) into (-x,-y). (--5,--3) = (5,3)
Answer:
6cm ; 22cm
Step-by-step explanation:
Given that:
Total Length, AD = 28cm
AB =x cm
BC = (x +5)cm
CD = 2x - 1 cm
4x + 4 = 28
4x = 28 - 4
4x = 24
x = 24 / 4
x = 6cm
The length of BD
BD = BC + CD
BD = (x + 5) + (2x - 1)
x = 6
BD = (6 + 5) + (2(6) - 1)
BD = 11 + (12 - 1)
BD = 11 + 11
BD = 22 cm
