Ans: Four shortcuts allow students to know two triangles must be congruent: SSS, SAS, ASA, and AAS. Knowing only side-side-angle (SSA) does not work because the unknown side could be located in two different places. The same is true for side angle side, angle side angle and angle angle side.
Answer:
.25x+1.75=15 and x=53
Step-by-step explanation:
first subtract 1.75 from both sides
then divide by .25 on both sides
and you will get x=53
Answer:
The answer is 57.5
Step-by-step explanation:
Answer:
x=12
Step-by-step explanation:
(3x-2)/4+5(x+3)/2
3x-2+20=2(x+3)
3x+18=2x+6
3x-2x=6-18
=x=-12
Answer:
1/3
Step-by-step explanation:
using rise over run we can see that the fall, or rise is 1 and the run is three. this means that it is 1(fall) over 3(run) 1/3 hope this helped ya :)