Answer: 280 cm
Step-by-step explanation:
The base of each of the congruent triangles ABD and CBD is BD= 28 cm. The height of each is the perpendicular 10cm.
A=(2)(bh/2) works out to A= bh since the 2/2 cancel
So 10cm × 28cm = 280cm²
Answer:
560
560÷210+÷90138 which makes the answer
Answer: It will be 60m^2
91
y=3(2)
(x:y)
-3-2÷(-2-(-1)
=-5÷2
