Calculate the altitude lenght of an isosceles triangle whose base length is 3m and congruent sides have length of 5m.

A) \$ \frac{sqrt{43}}{3}\$

B) \$ \frac{sqrt{91}}{2}\$

C) \$ \frac{sqrt{31}}{3}\$

D) \$ \frac{sqrt{63}}{2}\$

The area of a right triangle is 28. If one leg has a length of 7, what is the length of the other leg?

A) \$10 cm\$

B) \$6 cm\$

C) \$12 cm\$

D) \$8 cm\$

If the area of a right triangle is 15, and the base of the triangle is 10, what is the height of the triangle?

A) \$6 \$

B) \$4 \$

C) \$5 \$

D) \$3 \$

What is the altitude of an equilateral triangle, if its side length is equal to 4 cm?

A) \$9 sqrt{3}\$

B) \$6 sqrt{3}\$

C) \$4 sqrt{3}\$

D) \$3 sqrt{3}\$

If the area of a right triangle is 24, and the base of the triangle is 4, what is the height of the triangle?.

A) \$8\$

B) \$12\$

C) \$9\$

D) \$13\$