we know that
area larger triangle (DEF)=[scale factor]²*area smaller triangle (ABC)
solve for scale factor
scale factor=√[area larger triangle/area smaller triangle]
scale factor=√[144/100]------> scale factor=1.2
therefore
measure EF=scale factor *measure BC
solve for measure BC
measure BC=measure EF/scale factor-------> 15/1.2------> 12.5 cm
the answer is
measure BC is 12.5 cm
Answer: 1, 3, 4, 4, 7, 9, 14
The mode is 4.
The median is 4.
the range is 14 - 1 = 13
the mean is 1+3+4+4+7+9+14= 42/7= 6
Step-by-step explanation:
Answer:
No
Step-by-step explanation:
y=7x
4=7(1)
4=7
This is not a true statement.
Answer:
first one is 1:1 reduction and the second one is 2
Step-by-step explanation: