Triangle PQR is mapped onto Triangle XYZ by Transformation T such that PQ is congruent to XY , QR is congruent to YZ, and

Good scientists always report their observations and results truthfully. this is especially important when a scientist's results go against previous ideas or predictions. coming up with inventive ways to solve problems or produce new things

Where the main factor that enabled the growth of cities and civilizations was the existence of

Soil is made of air water organic material minerals weathered rock