Answer:
15(5)+3=78
21(5)+4=109
78+109=187
Step-by-step explanation:
Answer:
171.65
Step-by-step explanation:
A=2AB+(a+b+c)h
AB=s(s﹣a)(s﹣b)(s﹣c)
s=a+b+c
2
Solving forA
A=ah+bh+ch+1
2﹣a4+2(ab)2+2(ac)2﹣b4+2(bc)2﹣c4=5·10+5·10+5·10+1
2·﹣54+2·(5·5)2+2·(5·5)2﹣54+2·(5·5)2﹣54≈171.65064
Answer: Pretty Simple; an easy equation could be 10 + 4 = 14.
Step-by-step explanation:
A more difficult equation might be (10(8) - 70) + 4 = 14
:)
Answer:
Vertical angles are across from each other on any two intersecting lines and are always congruen