Use law of cosines to prove the measures of angles a, b, and c in the triangle below are equal. then find the exact value of cos a and explain why that value implies ma = 60°.

for a it would be 24 children.

for b i don't understand the question. is it saying for each individual person they pick 5 reds to 7 greens or is it the whole group. clarify and i hope this can you.

step-by-step explanation:

answer: its the third option.

step-by-step explanation:

i just took the test.

the answer is d

step-by-step explanation:

answer is because 4×10=40

and 98×4= is 392

40,392