Answer:
b=ra-2x
Step-by-step explanation:
You solve for b by simplifying both sides of the equation then isolating the variable.
Sin(α) = sin (90-Ф)
The right answer is <span>b. In any right triangle, the sine of one acute angle is equal to the sine of its complementary angle.</span>
Answer:
2 n; 36
Step-by-step explanation:
The product of a number and 2 is 2n. When you substitute 18 for n, the solution is 2(18) or 36
Answer:
7
Step-by-step explanation:
we use Pythagorean theorem for solving x
a^2 + b^2 = c^2
c^2 - a^2 = b^2
(√58)^2 - (3)^2 = b^2
58 - 9 = b^2
49 = b^2
b = 7
9 hearts on card 3 and 6 squares on card 3
