10. Doug has added two decimal numbers. His work is shown. 14.2
+ 6.25
7.67
Doug's answer is incorrect. What did he do wrong? What should his sum be?
hurry please .

Atriangle has side lengths of 15 inches and 30 inches. it also has angles that measure 45º and 20º. which of the following identifies the possible third angle of the triangle? a. 15 in., 65º b. 45 in., 65º c. 17 in., 115º d. 14 in., 115º

The length of a shadow of the building is 36m. the length of the pole, which is perpendicular to the ground, is 1.9m. the length of the pole's shadow is 1.52m. what is the height of the building?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show