Answer:
x²+y²=4
Step-by-step explanation:
x²+y²=4
If the length of the ladder is x then 12/x=cos70, so x=12/cos70=35’ approx, answer c.
Answer:
D. Jessie needs to buy more eggs, flour, butter, and sugar.
Step-by-step explanation:
it is good to have more then none
The tangent secant theorem says
PR × PS = PQ²
4 × (4+5) = PQ²
36 = PQ²
PQ=6
Answer: 6