Answer:
I believe it would be - (n+4) x 2
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
Working backwards:
19 + 9 = 28
28/ 4 = 7
Checking work:
7 x 4 = 28
28 - 9 = 19
Answer for no.9:
144.5cm^2
Step-by-step explanation:
base of triangle = 34cm-17cm
=17cm
Area =bh/2
=17cm×17cm/2
=289cm^2/2
=144.5cm^2
Answer:
17.1%
Step-by-step explanation:
160/193=0.829
1-0.829=0.171
Move the decimal place over two places, and the answer is 17.1%