AccGeo Solutions to Chapter 8 Assignment #7 #7 a) Ch Review p ...

AccGeo Solutions to Chapter 8 Assignment #7
#7 a) Ch Review p.361 3, 4, 7, 12, 13, 16, 19, 20, (23*), 24, 25, 26, 29, 30
b) p.331 20(Refer to problems #5 – #9 on 8.1 Ratio Review Worksheet WK B )
c) Ch 7 Chapter 7 Review Worksheet WK B(2): 4
p.361
3. Find the mean proportional’s between 5 and 20: 4. Find the geometric means between 3 and 6:
7. Pentagon ABCDE is similar to pentagon A’B’C’D’E’. 12.Given: TP || VW Find ST,TV,PT
The pentagons’ respective perimeters are 24 and 30.
If AB = 6, find A’B’.
13.Given: CD bisects angle ACB. AC=8,BC=6,BD=5
16. Given lines parallel and measurements as marked: 19. PQ = 30 Find the coordinate of Q
20. See answers on page after assignment sheet

24. If 78 is divided into 3 parts in ratio 3:5:7, what is the sum 25.One side of a triangle is 4cm shorter than a second side.
Of the smallest and the largest. The ray bisecting the angle formed by these sides divides
the opposite side into 4cm and 6cm. Find perimeter of triangle.
26.
29. TQ bisects RTP QS || PT Find QP,RS,QS
30. Llong is 5ft tall and is standing in the light of a 15ft lamp post. Her shadow is 4ft long. If she walks 1ft father away from the
lamppost , by how much will her shadow lengthen?
p. 331 #20