x = 25
If ABC~DEF and m<B = 7x+8 while m<E = 5x+32, find x.
x = 12
Fill in the missing reason in the following proof, be careful to go off of the information already stated.
SAS
If the similarity ratio of two figures is a to b, what are the corresponding perimeter and area ratios?
a to b, and
a^2:b^2
100 points to every team who can write out the lyrics to the chorus of the FUN song from Spongebob.
F is for Friends who do stuff together
U is for you and me
N is for anywhere at anytime at all
down here in the deep blue sea!
x=7
Name all 5 triangle congruence postulates.
SAS, SSS, AAS, ASA, and HL
What would be the statement for #4? I am going to be picky about notation and corresponding parts.
MN = ON
What are the four triangle similarity postulates?
AA, HL, SAS, and SSS
x=2
Solve for x and y.
x=30 and y=120
What two congruence postulates could you use to prove these triangles congruent? You must list both.
ASA and AAS
ANY team that can effectively complete the following proof will earn 300 points! You have 3 minutes.
Answers will vary
The similarity ratio of two sheets of metal is 4 to 5. If the smaller piece costs $9, what is the cost of the larger piece? Round appropriately (think money) to receive full credit.
$14.06
Solve for y.
y = 32
Solve for x.
x = -2
If x = 3, are the triangles congruent? If so, state the triangle congruence postulate that you could use to prove it.
Yes, HL
What would be the reason for #7?
CPCTC
Mrs. Madison is standing outside with her pet giraffe, Charles. If Charles (who is 16 feet, 8 inches tall) casts a 260 inch shadow, how long will Mrs. Madison's shadow be if she is 5 feet, 10 inches?
Your final answer must be in feet, inches format to receive credit.
7 feet, 7 inches
2sqrt10
Two side lengths of a triangle are 7 and 12. Write a compound inequality describing possible lengths for the third side. Notation matters here, so be careful.
5 < x < 19
Yes; SSS (sides are proportional); ZYG is congruent to BRP; 1/2
List what goes with numbers 1-5.
1. Given
2. PQ // ST
3. Alternate Interior
4. Vertical Angles
5. PRQ is congruent to TRS
A triangle's angles are in a ratio of 3:5:7, what are all three angle measures?
36, 60, and 84
Solve for x.
(x+3)/4=11/(x-4)
x = 7, -8