Answer:
Step-by-step explanation:
* 
then
*
= 64
Find out what angle it is. then add all sides abs subtract the total degrees and it’s your answer!
Answer:
square root of 81
square root of 1000
square root of 34
square root of 169
Step-by-step explanation:
When rounding any number anything greater than 5 you go up and anything less than 5 you round down.
nearest ones 86120 ( 4 is lower than 5 you go down)
nearest tens 86100 ( 2 islower than 5 you go down)
nearest hundreds 86000( 1 is lower than 5 you go down)
nearest thousands 87000 ( 6 higher than 5 you go up)
nearest ten thousands 90000 ( 8 is higher than 5 you go up)
When two triangles<span> are </span>congruent<span> they will have exactly the same three sides and exactly the same three angles. The equal sides and angles may not be in the same position (if there is a turn or a flip), but they are there</span>