Answer:
BC + CD = BD
hope it helps
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Both of the other angles are 40° because a triangle has a total angle of 180° and an isosceles triangle means that at least two of the sides have to be the same length (two angles must be the same)
180 - 100= 80
80 ÷ 2 = 40
Hello everyone
Are you guys talking about the Lesson 10: Surface Area and Volume Unit Test unit 6: Surface Area and Volume test, i have the answers right here for all of you:
1) 17
2)Hexagon
3)95cm^2; 275cm^2
4)795m^2; 822m^2
5)2,205 in^2
6)770m^2
7)43.1cm
8)LA= 829.4ft^2; SA 1,209.5ft^2
9)593.9cm^3
10)43.35pim^3
11)2.1 in
12)528
13)850cm^3
14)115cm^2
15)3,054cm^3
16)2,158m^2
17)Yes 1:8
18)144m^2
19)4,712m^2
20)1,944cm^3
If you guys need help with anything else please feel free to ask !!!!, trust me those answer are all correct, if you have the same test as me, and same answers, like i put, those answers will help you !.
~By Naba~
Answer:
-110
Step-by-step explanation:
-70 + -40 = -110
10 +0.5 = 10.5
10.5 x 20 = 210
210 + 15 = 215 pounds total