Question

Please tell me the answer.

Answer 1

"Answer 13: Let the triangle be ABC

By Pythagorean theorem, for a triangle ABC right angled at C,

AC^2+BC^2=AB^2

Substituting AC=5 and BC=12, we get AB=13cm.

Answer 14: Put the values in formula

Area of trapezium formula = a=b/2*h

Answer 15: Put the values in formula

Area of triangle formula = height*base/2

Answer 16: Put the values in formula

Area of rectangle formula = width*length

"