2. A triangle has sides of lengths 15, 23, and 28. Is it a right triangle? Explain. A. No: 152 + 232 = 282
C. Yes: 152 +232 +282
B. No; 152 + 232 282
D. Yes; 152 + 232 = 282

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor

What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?